Team:Nevada/Notebook

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Revision as of 22:48, 26 October 2010

Team Nevada Notebook

APRIL

Week of April 11-17:

Christian
- Transformed pBIB into Top 10 Cells

Bryson, Michael, Senny, Tyler
- Made tobacco cell (NT-1) media in Dr. Shintani's lab

Week of April 18-24:

Bryson, Christian
- EcoRI digest of pBIB
- Made Na acetate buffer
Christian
- Ran gel of EcoR1 Digested pBIB

MAY

Week of April 25-May 1:

Bryson
- Ran agarose gel of EcoRI digest

Matthew
- Team collaborated on pBIB assignment. Too many chefs in the kitchen.
- We decide to each tackle the pBIB problem in parallel

Week of May 2-8:

Elaine
- Ran 0.8% agarose gel of EcoRI digest
- Made LB/KAN plates
- Spread for colonies
- Did miniprep for pBIB liquid cultures

Matthew
- Miniprepped pBIB
- Ran EcoRI digest and Klenow
- Ethanol precipitated and ligated

Week of May 9-15:

Christian
- EcoR1/Xba1 Digest of pBIB
- Did Mini prep on 4 cultures

Bryson
- Ran 0.8% agarose gel of pBIB post-phenol:chloroform cleanup.
- Did minipreps on additional pBIB liquid cultures.

Elaine
- Did XbaI and EcoRI digest of pBIB
- Ran 2 0.8% gels of each digest
- Did a miniprep and a Phenol:chloroform clean-up
- Ran 0.8% gel of the XbaI and EcoRI digest with the uncut pBIB

Matthew
- Ligated and transformed
- Screened colonies, miniprepped, and digested, ran on gel
- No candidates had EcoRI eliminated

Week of May 16-22:

Christian
- Generated glycerol stock of pBIB transformed Top 10 cells
- Inoculated 5 cultures of pBIB transformed Top 10 cells grown on Kan resistant plates
- Ran samples on gel after digest with EcoR1

Bryson
- Klenow reactions of EcoRI digests
- Phenol:chloroform cleanup of pBIB prior to ligation
- Blunt-end ligation of klenowed pBIB

Randy Pares and Vidim Gladwell
- Designed primers pBIB-RB-F, pBIB-RB-R, NOS 3'-Foward Nos3' reverse for sequencing the pBIB plant plasmid.

Elaine
- Made LB/KAN plates
- Made 50mg/ml stock of KAN
- Made 1X TAE buffer

Matthew
- Digested and tested more colonies, none worked
- Started over with pBIB and Klenow
- Ethanol precipitated and ligated
- Transformed
- Screened colonies, miniprepped, and digested, ran on gel
- No candidates had EcoRI eliminated

Week of May 23-29:

Christian
- Miniprep on pBIB transformed Top 10 cells using "low copy #" modification
- Digested with EcoR1 and HindIII

Bryson
- Incubated 50 mL liquid culture of E. coli with pBIB (samples 3).
- Miniprepped sample 3, using modified protocol for large/low-copy plasmids.
- EcoRI digest of uncut sample 3
- Prepared 5 mM dNTP stock

Elaine
- Incubated 50 mL liquid culture of E. coli with pBIB (sample 4 & sample 5)
- Qiaprep miniprep of sample 4 & sample 5 according to manufacturer's modified protocol for large/low-copy plasmids
- Nanodrop of DNA recovery of miniprepped sample 4 & sample 5

Randy and Vadim
- Sent pBIB vector to Nevada Genomics Center for sequencing with primers designed during the week of May 16-22
- Designed forward and reverse minimal ccdB primers for PCR and sequencing of ccdB gene
- Maxiprepped pBIB vector using QIAGEN QIAfilter Plasmid Maxi Kit

Matthew
- Investigated alternative ways of eliminating EcoRI site.
- Want to try hexameric linkers

JUNE

Week of May 30-June 5:

Christian
- Miniprep Top 10 Cells transformed with pBIB

Bryson
- HinD3 digest of uncut sample 3
- Ran 0.8% gels of samples 1-5 to verify complete digestion by EcoRI
- Pooled uncut samples 3, 4 and 5 (pBIB-pool)
- Recieved 5 µg of pBIB from Randy and Vadim's maxi-prep (pBIB-maxi)
- EcoRI digest of pBIB-pool and pBIB-maxi
- Ran 0.8% agarose gel of EcoRI digests
- Klenow reactions of pBIB-pool and pBIB-maxi
- Made glycerol stocks of pBIB samples 1-5

Elaine
- EcoRI digest of uncut pBIB sample 4 and 5
- HinD3 digest of uncut sample 4 & sample 5 as a positive control
- Ran 0.8% gels of samples 1-5 to see if EcoRI digest was successful
- Ethanol precipitation of the EcoRI digests of sample 4 & sample 5
- Nanodrop resulted to a low DNA content
- Worked with Bryson for the EcoRI digest of the 5µg of pBIB maxi-prep
- Ran 0.8% agarose gel of the pBIB maxi-prep EcoRI digest
- Modified all protocols of the Binary vector

Randy and Vadim
- Calculated amount of reagent needed for Deep Vent DNA polymerase reaction (New England Biolabs)
- Programmed thermal cycler for PCR of ccdB gene
- Ran PCR for ccdB
- Prepared LB/KAN Broth
- Gel analyzed resultant ccdB PCR reaction with 1.2% agarose gel
  - Reaction was unsuccessful

Matthew
- Miniprepped pBIB
- Ran EcoRI digests
- Ran ethanol precipitation
- Ligated with several concentrations of hexameric linkers designed to destroy site
- Ran transformation, no colonies
  - Believed procedures/conditions ran on ligation and transformation not ideal

Week of June 6-12:

Christian
- Klenow reaction on EcoR1 digested pBIB
- T4 ligation on Klenow products

Bryson
- Ligation reactions for pBIB-pool and pBIB-maxi
- Digested pBIB-pool and pBIB-maxi again with EcoRI to linearize any unmodified pBIB
- Transformed Top-10 Cells with modified pBIB (designated pBIB#)
  - Obtained two colonies after overnight incubation
- Line-streaked the two colonies (pBIB# 1 and pBIB# 2) on an LB-Kan plate

Randy and Vadim
- Uploaded pBI101, pBIN19, pBIB-KAN, and ccdB gene to Vector NTI
- Ordered second set of pBIB primers: pBIB-RB-F2, pBIB-RB-F3, pBIB-RB-R2, and pBIB-RB-R3 for sequencing of pBIB
- Modified thermal cycler conditions for PCR of ccdB gene
- Ran PCR for ccdB using HiFi DNA polymerase (Invitrogen)
- Gel analyzed resultant ccdB PCR reaction with 1.2% agarose gel and successfully amplified ccdB gene

- Maxiprepped pBIB vector using QIAGEN QIAfilter Plasmid Maxi Kit

Matthew
- Miniprepped pBIB
- Ran Digestions and ethanol precipitation
- Ligated with hexameric linkers
- Transformed, had some colonies

Week of June 13-19:

Christian
- EcoR1 digest of ligation product
- Transformed Top 10 Cells with pBIB from ligation and plated
- Inoculated 30 colonies
- UNR mini prep on all 30 colonies
- Digested Samples with HindIII and EcoR1
- QIAGEN mini prep on samples 11,12 &13
- Digested Samples with HindIII and EcoR1

Bryson
- Prepared liquid cultures of pBIB# 1 and pBIB# 2
- Miniprepped liquid cultures of pBIB#
- EcoRI and HinDIII digests of pBIB#
- Ran agarose gel of pBIB cut and uncut, pBIB# uncut, pBIB# cut with EcoRI and pBIB# cut with HinDIII to confirm the absence of EcoRI site in pBIB#
- Single-colony streaked pBIB# 2 on a fresh LB-Kan plate

Elaine
- Worked with Chris to incubate 30 liquid cell cultures
- Ran 0.8% gels of all 30 samples

Randy and Vadim
- Topocloned ccdB gene into TOPO PCR Blunt II vector
- Determined concentration of pBIB maxipreps using PicoGreen analysis
- Single-colony isolated nine colonies of TOPO-cloned ccdB gene
- Miniprepped cultures of ccdB gene in TOPO-clone
- Digested minipreps using EcoRI
- Ran 1% gel for digested minipreps
- Single colony streaked four cell lines of ccdB gene in TOPO-clone: line 3, line 7, line 8, line 9
- Ordered primers for Left Border Repeat of pBIB: pBIB-LB-F and pBIB-LB-R for sequencing of pBIB vector

Matthew
- Miniprepped candidates and digested them
- Ran on gel, some had strange bands, I want to retest
- Colonies appear to not have eliminated EcoRI

Week of June 20-26:

Christian
- Ran gel of Sample 11

Bryson
- Selected 3 colonies from pBIB# 2 (2-1, 2-2, 2-3) and streaked on a fresh LB-Kan plate
- Started 20 mL liquid cultures of 2-1, 2-2, and 2-3
- Miniprepped samples
- EcoRI and XbaI digests of samples to confirm that the EcoRI was gone and 2-1, 2-2, 2-3 arose from the same colony
- 0.8% agarose gel of digests

Randy and Vadim
- Miniprepped isolated cultures of ccdB gene using QIAGEN QIAprep Spin Miniprep Kit
- Nanodropped minipreps
- Digested minipreps using EcoRI
- Ran 1% gel for digested minipreps
- Sent cell lines 7-2 and 8-2 for sequencing to Nevada Genomics Center with ccdB M13 Forward and Reverse primers added
- Analyzed ccdB samples using Vector NTI (Invitrogen)
- Sent cell lines 7-2, 8-2, and 9-1 for sequencing/resequencing to Nevada Genomics Center with ccdB M13 Forward and Reverse primers added

Elaine
- Primer Design of RD29A

Matthew
- Attempted to test more candidates from hexameric ligation, no candidates had eliminated EcoRI
- Team reevaluated its standing, given a month of failed attempts to modify pBIB
- We are each assigned new tasks. I will be put in charge of making EYFP and mCherry with plant Kozak
- I design primers to extract parts from iGEM vectors with Kozak sequences

JULY

Week of June 27-July 3:

Randy and Vadim
- Prepared ccdB for MaxiPrep using QIAGEN QIAfilter Plasmid Maxi Kit
- Prepared thermal cycler protocol for pBIB vector
- Performed multiple PCR on pBIB vector
- Transformed ccdB into NEB cells unsuccessfully
- Made chlorophenocol resistant agar plates
- Agarose gel analyzed PCR products

Matthew
- Transformed colonies with iGEM parts, miniprepped.
- Attempted PCR on EYFP, Failed. Reevaluated protocol.

Week of July 4-10:

Randy and Vadim
- Agarose gel analyzed PCR products
- Transformed ccdB into NEB, OmniMax, and DEB cells
- Made Kanamycin resistant LB plates

Elaine
- Transformed ccdB into NEB, OmniMax, and DEB cells
- Made LB/KAN plates
- Took picture of ccdB Sensitivity Experiment 1 Results
- GFP Primer Design

Week of July 11-17:

Elaine
- Made LB/Amp plates

Randy and Vadim
- TOPOcloned pBIB fragment
- Attempted to ligate ccdB into iGEM vector pSB1C3
- Single colony streaked ccdB transformation
- Made Chloramphenicol broth
- Performed PCR on pBIB cell lines
- Digested ccdB in iGEM vector pSB1C3 with PstI and EcoRI
- Miniprepped ccdB colonies
- Gel analyzed pBIB PCR product
- Transformed pSB1C3+RFP vector onto Chloramphenicol resistant plates
- Made 50x TAE buffer
- Miniprepped pSB1C3+RFP vector

Matthew
- Processed Miniprepped iGEM colonies for mCherry and EYFP
- Set up PCR for mCherry, EYFP, and NOS

Week of July 18-24:

Elaine
- PCR of GFP
- Ran agarose gel analysis of GFP PCR product

Randy and Vadim
- Amplified pBIB fragment using PCR
- Gel analyzed pBIB PCR product
- Attempted ligation of ccdB into iGEM vector pSB1C3
- Transformed ligation into NEB cells
- Selected supposed colonies with ccdB+pSB1C3

Matthew
- Analyzed PCR fragments on gels for mCherry, EYFP, and NOS

PCR results: worked for eyfp and mcherry with bands around 700bp.

From Left: Lane 1 - Lamda Hind III Mlc. Marker.

Lane 2 - Uncut iGem vector

Lane 3 - EYFP

Lane 4 - EYFP

Lane 5 - EYFP

Lane 6 - mCherry

Lane 7 - mCherry

Lane 8 - mCherry

Lane 9 - 100bp ladder

- NOS PCR did not appear to work.
- Performed transformation protocol with TOPO vector
- Performed screening on Kan and miniprepped

Week of July 25-31:

Christian
- Transformed Top 10 cells with pBIB and pMA (containing rd29A)

Elaine
- GFP Transformation
- Cell Culture of GFP
- Miniprep of GFP
- EcoR I & Pst Digest of GFP
- Ran 1.2% agarose gel analysis of the GFP digest
- PCR of GFP

Randy and Vadim
- Miniprepped ccdB+pSB1C3 colonies
- Digested minipreps with EcoRI and PstI
- Performed colony PCR on pSB1C3 colonies

Matthew
- Ran Digests and gels for candidates of mCherry, EYFP, and NOS in TOPO
- 1 possible candidate each for mChery, EYFP, and NOS.
  - Nos bands did not show but sent one for sequencing anyway

AUGUST

Week of August 1-7:

Christian
- Designed and ordered primers for wt Arabidopsis isolation of DREB1C promoter region
- Mini prep on pBIB and pMA inoculations

Elaine
- Ran 1.2% Agarose Gel analysis of GFP PCR product
- Topocloned GFP PCR product
- Cell Culture of GFP Topocloned colonies
- Streaked colony plate
- Miniprep of GFP Topocloned colonies
- EcoR I digestion of GFP Topocloned
- Ligation Test: GFP original vector digested with EcoR I

Samantha and Christian
- pMA and pBIB liquid cultures and mini preps

Bryson
- Designed and ordered primers for the 35S promoter
- Made spectymycin plates
- Transformed DB3.1 cells with pK7FWG2
- Liquid cultures and minipreps to isolate pK7FWG2

Randy and Vadim
- Grew ccdB 8-2 on Kan. resistant plates
- Gel analyzed colony PCR product from July 29
- Made additional LB broth
- Gel analyzed ccdB+pSB1C3 ligation using EcoRI and Pst
  - Ligation was unsuccessful
- Performed PCR cleanup on ccdB

Week of August 8-14:

Elaine
- Ran 1.2% Agarose Gel analysis of GFP Topocloned EcoR I digest
- Ligation Test: Ligated EcoR I digest GFP original vector
- Ligation Test: Transformed Ligation and EcoR I digest of GFP into NEB cells
- Cell culture and streaked colonies of RFP in PSB1C3 vector
- Miniprepped RFP in PSB1C3 vector
- Digested both RFP in PSB1C3 vector & GFP Topo Vector together with EcoRI and PstI
- Ethanol Precipitation of Digested RFP & GFP in PSB1C3 & Topo Vectors
- Ligated the RFP & GFP in either PSB1C3 & Topo Vectors
- Transformed RFP & GFP in either PSB1C3 & Topo Vectors by growing in NEB Cells in KAN & Chloramphenicol plates

Samantha and Christian
- Triple digest of pMA and pBIB with Hind III, Mfe I, and Eco RI
- Ligation of triple digest products

Bryson
- PCR of pK7FWG2

Randy and Vadim
- Made and aliquoted ligase buffer, ATP, and DTT for use for ligation
- Ligated ccdB+pSB1C3, did not use EtOH precipitation
- Miniprepped ccdB+pSB1C3 ligation
- Digested and gel analyzed ligation using EcoRI and Pst
  - Ligation was unsuccessful
- Ligated ccdB+pSB1C3 using EtOH precipitation

Week of August 15-21:

Elaine
- Selected 20 colonies for cell culture and streaked into KAN & Chloramphenicol plates
- Miniprepped 11 cell cultures that didn't grow in KAN plates which means it has to be GFP in PSB1C3 vectors
- Digested GFP in PSB1C3 vectors with EcoR1 & PstI
- Ran 1.2% Agarose Gels analysis of GFP in PSB1C3 vectors digested with EcoR1 & PstI

Bryson
- 1.2% gel to confirm presence of amplicon
- Topocloning of amplicon and transformation of Topo vector into DB3.1 cells

Randy and Vadim
- Miniprepped ligation from Aug. 13
- Digested and analyzed ccdB+pSB1C3 ligation using EcoRI and Pst
  - Ligation was unsuccessful
- Ligated ccdB+pSB1C3 using EtOH precipitation
- Made Chlor. resistant plates
- Autoclaved labware

Week of August 22-28:

Christian
- Ran PCR on genomic Arabidopsis thaliana DNA using custom primers
- Ran gel of PCR product, no bands corresponding to DREB1C

Elaine
- Sequenced colony #11 & #17 of GFP in the PSB1C3 vectors (submitted 4: 11F, 11R, 17F, 17R)
- Made chloramphenicol plates and cell cultures from colony #17 & streaked more of colony # 17
- Miniprepped 8 cell cultures and nanodrop
- Ran 1.2% Agarose Gel to check for DNA (GFP in PSB1C3 vector)

Bryson
- Isolated and streaked 6 colonies
- Liquid cultures and minipreps of samples
- Digest of samples with EcoRI and PstI to confirm presence of insert

Randy and Vadim
- Miniprepped colonies from ligation from Aug. 20
- Digested and gel-analyzed ccdB+pSB1C3 ligation
  - Ligation was unsuccessful
- Ligated ccdB+pSB1C3 using EtOH precipitation
- Made Chlor. resistant plates

Richard and Nick
- Designed BioBrick-compatible primers to amplify CD2+-Promoter AtMRP3 from A. thaliana genomic DNA

SEPTEMBER

Week of August 29-September 4:

Elaine
- Ran 1.2% Agarose Gel to check for DNA (GFP in PSB1C3 vector)
- Sequencing analysis of colony #11 & #17

Bryson
- Grew 20 mL liquid cultures of pSB1C3 and Topo vector to prepare for ligation
- Miniprepped cultures and eluted in 300 microliters
- 50 microliter digests done
  - 20 microliters were run on 1.0% agarose gel to confirm complete digestion of both plasmids
  - Digested plasmids were added in a roughly 1:1 ratio and ligated in a 40 microliter ligation reaction

Randy and Vadim
- Digested and gel-analyzed ccdB+pSB1C3 ligation from Aug. 27
  - Ligation was unsuccessful
- Performed PCR on ccdB
- Ligated ccdB+pSB1C3 using Phenol:Chloroform cleanup techniques and EtOH precipitation

Matthew
- Sequence results from first attempt at mCherry,EYFP, and NOS failed. NOS abandoned.
- Started over with new colonies, miniprepped, digested, ethanol precipitated, and ligated for Topo
- Screened colonies on Kan and Amp, selected several to miniprep
- Digested and ran on gels, identified several more candidates for sequencing for mCherry and EYFP

Week of September 5-11:

Elaine
- Sequenced 4 tubes of #17 of GFP in PSB1C3
- Digested RD29A with Hind III & MfeI-HF
- Analysis of sequence of GFP (PSB1C3)

Bryson
- Transformation of ligation reaction
- Plated on chloramphenicol
- Selected four white colonies and single-colony streaked them
- 4 mL liquid cultures of colonies
- Miniprepped samples and eluted in 50 microliters
- 20 microliter digests with EcoRI and PstI done to ensure insert was present in pSB1C3

Randy and Vadim
- Transformed ccdB+pSB1C3 ligation from Sept. 3 into DB3 cells
  - Transformation unsuccessful
- Made Chlor. resistant plates
- Made new 3M NaOH stock

Matthew
- Miniprepped candidates for mCherry and EYFP in Topo vector
- Ran digests and gels on topo candidates and submitted them for sequencing
- Sequencing Results came back positive for mCherry and EYFP in Topo
  - mCherry showed a point mutation but it should not have an effect on translation

Richard and Nick
- Re-amplified CD2+ promoter from A. thaliana genomic DNA with ExTaq polymerase; several unspecific bands were seen on the gel; could be due to high sequence homology in AtMRP family
- Ran PCR product on a long gel and performed a gel extraction to isolate fragments that could be the CD2+ promoter
- Performed diagnostic digest of fragment extracted; fragment did not yield predicted digestion patterm; designed new primers

Week of September 12-18:

Christian
- PCR of DREB1C with custom primers using extaq instead of platinum taq using Arabidopsis thaliana columbian
- Ran gel of PCR product - Bands showed at 500 bp

Elaine
- RD29A(pMA) with RFP(PSB1C3) EcoR1 & Pst I Digest
- Ethanol Precipitation of digested synthetic RD29A + RFP(pMA) with RFP(PSB1C3)
- Ligation of digested synthetic RD29A + RFP(pMA) with RFP(PSB1C3)
- Transformation of ligated synthetic RD29A + RFP(pMA) with RFP(PSB1C3)

Randy and Vadim
- Miniprepped ccdB with Mfe site in TOPO vector
- Miniprepped RFP in pSB1C3
- Digested and gel analyzed ccdB with Mfe samples using EcoRI and Pst
- Digested ccdB in TOPO vector and RFP in pSB1C3 using EcoRI and Pst
- Gel purified ccdB and pSB1C3 fragments from digested samples

Samantha
- Gel extraction of RD29A

Matthew
- Miniprepped, digested, and ran on gels candidates for mCherry and EYFP with Kozak
- Several candidates possible for sequencing for EYFP and 3 candidates for mCherry

EYFP Results - although it's hard to gel w/o mlc. marker. The bands are the right size around 700bp and iGEM pSB1c3 backbone at 2kb

From Left: Lane 1 - 100 bp ladder. Did not show

Lane 2 - Uncut EYFP candidate 1

Lane 3 - EYFP candidate 1

Lane 4 - Uncut EYFP candidate 2

Lane 5 - EYFP candidate 2

Lane 6 - Uncut EYFP candidate 3

Lane 7 - EYFP candidate 3

Lane 8 - Uncut EYFP candidate 4

Lane 9 - EYFP candidate 4

mCherry Results - although it's hard to gel w/o mlc. marker. The band in Lane 5 the right size around 700bp with the iGEM pSB1C3 backbone at 2kb

From Left: Lane 1 - 100 bp ladder. Did not show

Lane 2 - Uncut mCherry candidate 1

Lane 3 - mCherry candidate 1

Lane 4 - Uncut mCherry candidate 2

Lane 5 - mCherry candidate 2

Lane 6 - Uncut mCherry candidate 3

Lane 7 - mCherry candidate 3

Lane 8 - Uncut mCherry candidate 4

Lane 9 - mCherry candidate 4

Week of September 19-25:

Elaine
- 09/17/10 Submitted GFP with Kozak sequence (PSB1C3) into registry
- 09/20/10 Mailed GFP with Kozak sequence (PSB1C3) to MIT.
- Streaked single colonies [RD29A + RFP (PSB1C3)] and did Cell cultures
- Miniprepped [RD29A + RFP (PSB1C3)]and digested with EcoR I and Pst I
- Ran uncut and digested [RD29A + RFP (PSB1C3)] into 1.2 Agarose Gel
- Submitted [RD29A + RFP (PSB1C3)] for sequencing

Randy and Vadim
- Concentrated gel purification sample from Sept. 16
- Ligated ccdB gene into pSB1C3 vector
- Transformed ccdB+pSB1C3 ligation into DB3 cells
- Miniprepped ccdB+pSB1C3 ligation

Samantha
- PCR RD29A from pMA plasmid
- Confirm PCR reaction via agarose gel

Matthew
- Miniprepped and submitted candidates for sequencing for mCherry and EYFP with Kozak
- Sequences came back positive for EYFP and mCherry
  - Point mutation in the mCherry but shouldn't affect the translation

OCTOBER

Week of September 26-October 2:

Christian
- Topocloned DREB1C PCR product and spread on plates using Kan/Amp counter selection
- 5 colonies selected and inoculated overnight at 37C

Elaine
- Miniprepped some more [RD29A + RFP (PSB1C3)] samples for submission

Randy and Vadim
- Digested and gel-analyzed ccdB-pSB1C3 ligation with EcoRI and Pst
  - Digest yielded successful ligation
- Made Kan and Amp resistant plates
- Made additional LB broth
- Autoclaved labware and equipment
- Miniprepped ligations from Sept. 23
- Submitted ligation for sequencing at the Nevada Genomics Center
- Made glycerol stock of ligations from Sept. 23
- Transformed ligations from Sept. 23 into NEB cells
  - Plates yielded no growth-ccdB ligation successful

Samantha
- Gel purification of RD29A PCR product

Matthew
- Submitted Kozak-mCherry and Kozak-EYFP to iGEM
- Cultured and miniprepped some of Elaine's GFP iGEM vector
- Miniprepped, digested, ethanol precipitated, and began ligation on GFP iGEM with 35S in Topo

Week of October 3-9:

Christian
- Mini prep of 5 (DREB1C_1, DREB1C_2 etc) DREB1C Topo construct colonies
- Digested results with EcoR1 and Pst1
- Ran products on 0.8% agarose gel

- Bands show at ~550 bp
- Sent samples for sequencing analysis
- Digested DREB1C_2 and RFP_pSB1C3 with EcoR1 and Pst1
- EtOH ppt of completed digest
- T4 ligation (using custom buffer)
- Digested Topocloned DREB1C_2 with EcoR1 and Spe1
- Digested YFP_pSB1C3 with EcoR1 and Xba1
- EtOH ppt of DREB1C/YFP digest products
- T4 ligation (using custom buffer)
- Transformed DREB1C/YFP ligation product into TOP 10 Cells and streaked using Kan/Chlor counterselection

Elaine
- Topocloned PCR product of RD29A
- Streaked single colonies of RD29A (Topo Vector)
- Cell cultured single colonies of RD29A (Topo Vector)
- Minipreped RD29A (Topo Vector) and digested with EcoR 1 and Pst 1.

Matthew
- Completed ligation and began transformation for 35S-GFP candidates
- Screened 35S-GFP candidates on chloramphenicol and kanamycin
- Cultured,miniprepped,digested, and ran on gel 20 candidates
  - One candidate possible for sequencing

35S-GFP Composite Results - With careful inspection of my gels, I believed Lane 3 was a good candidate. I was looking for 2 bands, the composite at about 1.8kb and the pSB1C3 backbone at 2kb. Although, the image is not clean, I believed I saw a second band emerging in between the molecular markers which were 2kb and 1.6kb, making that emerging band at 1.8kb. Sequencing would prove me right

From Left: Lane 1 - 1 kb ladder.

Lane 2 - Uncut 35S-GFP candidate 1

Lane 3 - 35S-GFP candidate 1

Lane 4 - Uncut 35S-GFP candidate 2

Lane 5 - 35S-GFP candidate 2

Lane 6 - Uncut 35S-GFP candidate 3

Lane 7 - 35S-GFP candidate 3

Lane 8 - Uncut 35S-GFP candidate 4

Lane 9 - 35S-GFP candidate 4

Lane 10 - 35S-GFP candidate 5

- Submitted for sequencing 1 35S-GFP candidate

Week of October 10-16:

Elaine
- Ran rd29A (Topo Vector) gel.

- Digested rd29A (Topo Vector) and RFP (pSB1C3)with EcoR1 and Pst 1.
- Ethanol Precipitation of the rd29A (Topo Vector) and RFP (pSB1C3).
- Ligation of the rd29A (Topo Vector) and RFP (pSB1C3).
- Transformation of the rd29A (Topo Vector) and RFP (pSB1C3).

Christian
- Transformed ligation product into Top 10 cells using Chloramphenicol and Kan selection
- 5 colonies selected and inoculated overnight at 37C
- Miniprep 5 cultures and digested with EcoR1 and Pst1
- Ran digests on 0.8% agarose gel

- Samples DREB1C_2.3 and DREB1C_2.5 selected and sent for sequencing
- Sequencing data for DREB1C_2.3 had 0 mismatches and was selected

Matthew
- Sequencing results came back positive for 35S-GFP
- Miniprepped 35S-GFP and made glycerol stock

Richard and Nick
- Amplified CD2+ promoter from A. thaliana genomic DNA with ExTaq polymerase; several unspecific bands were seen again on the gel; performed gel extraction on fragments of interest

Week of October 17-23:

Elaine
- Cell cultures of rd29A (pSB1C3)
- Minipreped rd29A (pSB1C3)
- Digested rd29A (pSB1C3)
- Ran rd29A (pSB1C3) for gel analysis
- 45 Colony PCR of rd29A (pSB1C3)
- Ran 45 Colony PCR of rd29A (pSB1C3) on 1.2% Agarose gels
- Sequenced Colony PCR # 21

Christian
- Sequencing of DREB1C_3 in pSB1C3 had 0 mismatches and was submitted as part BBaK414007
- 24 colonies selected from DREB1C/YFP transformation and run in colony PCR using custom DREB1C primers
- Products of PCR reaction run on a 0.8% agarose gel

- Colony 24 was the only positive result
- Colony 24 DREB1C/YFP construct was sent for sequencing

Matthew
- Submitted 35S-GFP to iGEM

Richard and Nick
- Performed diagnostic digests on fragments that could potentially be Cd2+ promoter; no fragments yielded positive digestion patter...back to the drawing board

Week of October 24-30:

Elaine
- Added rd29A (pSB1C3) into the registry
- Submitted rd29A (pSB1C3) through the mail.

Revision as of 22:47, 26 October 2010 (view source) Bakkadepumpkin (Talk \| contribs) (→OCTOBER) ← Older edit		Revision as of 22:48, 26 October 2010 (view source) Bakkadepumpkin (Talk \| contribs) (→OCTOBER) Newer edit →
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	** Ran rd29A (Topo Vector) gel.		** Ran rd29A (Topo Vector) gel.
	<p>[[Image: Rd29A in TOPO Vector.jpg\|300px\|thumb\|left]]</p>		<p>[[Image: Rd29A in TOPO Vector.jpg\|300px\|thumb\|left]]</p>
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