From 2013.igem.org
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| <li>transform MsssI ligation and NIC. Transform NEB MsssI - dh5@ max eff</li> | | <li>transform MsssI ligation and NIC. Transform NEB MsssI - dh5@ max eff</li> |
| <li>try canton sender's media with receiver</li> | | <li>try canton sender's media with receiver</li> |
- | <li></li> | + | <li>start cultures in AM</li> |
- | <li> </li> | + | <li> Gantt Chart</li> |
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| <li>31-July<ol> | | <li>31-July<ol> |
- | <li></li> | + | <li>glycerol stock and miniprep k325259, k325219, k577893, k145279</li> |
- | <li></li> | + | <li>re-do MsssI colony PCR - there were no bands</li> |
- | <li></li> | + | <li>grow up culture of NEB cells</li> |
- | <li></li> | + | <li>look into choosing McrA-, McrB- cells : figure out whats up with NEB's cells</li> |
- | <li></li> | + | <li>Co-transform ZFP11 with pBAD1 in BL21 ~500ng each. Transform just ZFP11 and just pBAD1 in BL21. Transform dcas9 fusions and NIC in DH5@max. Transform NEB Plasmid in DH5@max. </li> |
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Revision as of 00:33, 24 September 2013
Notebook
- Week 1
- Week 2
- Week 3
- Week 4
- Week 5
- Week 6
- Week 7
- Week 8
- Week 9
- Week 10
- Week 11
- Week 12
- Week 13
- Week 14
- Week 15
- Week 16
- Week 17
- Week 18
WEEK 1
June 4 2013 - June 11 2013
4-Jun
- Learned how to make competent cells, growing up two strains for tomorrow
- Transformed 8 plasmids
- Determined EL222 fusion is risky but still going ahead with it
- Linkers are totally setlled
- Found zinc finger plasmid and updated target sequence
- Learned how to make tetr- mcherry fusion
- Settled on 5 promoters
5-Jun
- Learned how to make competent cells, testing them and then making more tomorrow
- Transformed 8 plasmids again
- Made primers to clone the TET-GFP reporter system, the mCherry promoter strength system,
ready to order
- Made ultramers for variable promoter blocks (and no target neg controls) – ready to order
- Spilled a lot of iced tea outside, bummer
- Started primers for dna binding machines
- Got a handle on cas9 fusions (pun intended).
- Put awesome pics in dropbox
6-Jun
- Clean up dropbox
- Update budget sheet with addgene and cell center orders
- Finish primers for fusion
- Set up plate reader for GFP and mCherry assays
- run minipreps on pdawn, pdawn-mcherry, pet26b
- Grow up mCherry stock
- Wrote Penn iGEM on our plasmid
7-Jun
- Transform
- C0012 –amp/chlor (do both)
- M11307 – amp/chlor (do both)
- I13458 – amp/chlor (do both)
- R0010 – amp/chlor (do both)
- R0051 – amp
- K206000 –chlor
- Start the LIMS and file all the strains and DNA we have made/ ordered
8-Jun
- Miniprep Addgene stuff + transformations that worked
- Growing up low copy plasmids in 40mLs
Mini-prepped
- I9002
- I13458
- C0051
- Pdawn-mcherry
- Pdawn
- Dhsa mcherry
- Pdawn dhsa
- Psb1a3
- JM mcherry
- Pet26b
WEEK 2
June 11 2013 - June 18 2013
17-Jun
- Grow up luxI culture and grow up tetR culture
- Sequence all of the minipreps
- Transform t9002 in psb1A3 in NEB10
- Retransform ptetGFP to see if BL21DE3 cells are competent
- Transform r0079, k081015, r0063 in NEB10
- Miniprep psb1k3
- Redo dam gel with more dna
- Figure out second control zfp from addgene
- Figure out how to add luxR binding site to target region
- Order sequencing primers for all addgene minipreps
- Bisulfite converted msssi methylated c0051
18-Jun
- The bisulfite conversion was missing a negative control (bisulfite converted but unmethylated c0051) we'll need this to interperet results
- Miniprep c0078, c0079 + make glycerol stocks check same plasmid with our kit
- Order 13420 (second zfp)
- Design a way to make variable promoters more easily varied (for a biobrick so teams can use the reporter plasmid for their own nefarious reasons)
19-Jun
- Transform failed transformation
- Make competent DH5a && Dam-
- Figure out methylation assays for promoters
- Miniprep psb1A3 && all the 40mL cultures
- Picked many colonies
- Check pTet-gfp under blue light
WEEK 3
June 18 2013 - June 25 2013
21-Jun
- troubleshoot plux-luxI pcr
- roubleshoot pdawn-luxI pcr
- made pDawn-tetR pcr work
- troubleshoot pet26b-tetR pcr
- troubleshoot pDawn-GFP pcr
- troubleshoot pDawn-mCherry-secretion tag pcr
- miniprep growing cultures, be sure to pick only the glowing ligations
- ransform the correct t9002 amp ligation - determined from gel
- digested t9002 in amp and ptet gfp in amp to identify the correct ligation
- all of the chosen ptet gfp ligations worked, but let's not use 5 || 13 12. troubleshoot t9002 digest
- troubleshoot t9002 digest
- check for contamination of something (run uncut sample, sample + buffer, sample + 1
enzyme, sample + other enzyme, sample + both enzymes)
24-Jun
- Dam-/dh5a v dam methylation + dpnI && dpnII digest
- Digested/ligated/transformed t9002 in amp
- Get methylated biobrick sequenced
- get chlor backbones sequenced
- culture t9002 transformations in liquid media with i751250
- mini prep stuff in the incubator
- figure out the primer issues 8
- Pick t9002 colonies for miniprep
WEEK 4
June 25 2013 - July 2 2013
- 26-Jun
- Dam-/dh5a v dam methylation + dpnI && dpnII digest
- Digested/ligated/transformed t9002 in amp
- get chlor backbones sequenced
- culture t9002 transformations in liquid media with i751250
- mini prep stuff in the incubator
- figure out the primer issues
- Pick t9002 colonies for miniprep
- USER Cloning reporter plasmid
- 1-Jul
- Beautiful Brady Bunch photoshoot
- Troubleshooted and Re-tred PCR for user ends for reporter plasmid
- Called IDT about pcr assembly – they said Gibson tends to work better, no mutations, all in one tub. If we must PCR assembly – add DMSO, hotstart reaction, anneal at 68-70C (we did this).
- Get methylated biobrick sequenced
- Only sequence ptet GFP 11, if verified make sure to note on LIMS that we are only using ptet GFP 11
- Check if plux/luxI system is working in liquid cultures – this failed
- a. Might be strain competition, need to know growth rates
- Re-suspend primers for lux amplifier
- Mini-prep: e0040, psb1a3, r0062
- 2-Jul
- Think about application of mathylation project in e.coli
- Ceck if plux/GFP-psb1C3 system is working in liquid cultures
- +/- AHL induction at 100nM
- Compare with ptetGFP fluorescence, normal LB fluorescence
- Streak zinc finger 2
- Grow up 44251
- Transform up R0062
- When BstuI arrives
- Assay BstuI working
- Assay the bvluc and tale1 minipreps in dh5a, dam-, and bl21 cells with msssi and bstuI
- Results: BstUI is blocked by methylation, and cells don’t normally methylate
- Growing up t9002 in chlor and i751250 in amp for fluorescence study
- Investigate CHIP or other ways of determining DNA binding domain specificity
WEEK 5
July 2 2013 - July 9 2013
- 3-Jul
- Streak zinc finger 2
- Grow up 44251
- Look into lux box being light sensitive
- 4-Jul
- Mini prep 44251
- Pick ZFP2 colonies to grow up, throw out liquid culture in fridge
- 5-Jul
- Repeat BstUI assay, taking into account new controls
- Suspend the primers in the freezer
- We need to check if the origin of replications are compatible before co transformation
- Characterize pDawn-mcherry
- Practice measuring fluorescence
- 6-Jul
- troubleshoot ptetGFP user PCR - band was visible but too small to extract
- gel extract promoter fragments from USER PCR
- re-do USER PCR for: TetR, pTetGFP
- Design/check/order (Tale,Cas,ZFP)-flex-REV primers - check fwd primers
- 8-Jul
- pick up minigenes and primers from the cell center
- pick many colonies, colony PCR, and run results on a gel
- Restriction digest sgRNA with RFP for cotransformation with cas9
- Find/make/buy TBE for use in TBE gels (hi-resolution)
- PCR assemble MsssI with USER primers
- get pTetGfp from pcr box and run gel
- PCR purify pTetGFP in eppendorf and LIMs it
- Fab device(s) and begin fiddling with them
- get t9002 seq
- pcr luxI, gel verify, pcr purify, restriction digest, ligate into pDawn (remember NIC), transform
- redo fluorescence experiment using the new cultures as well - report fluorescence per OD.
do it in replicate, also use minimal media
- Do I751250(in pDAWN) + T9002 (in psb1a3) co-transformation
- MoveT9002 into psb1k3 to be compatible with pdawn - first re-transform psb1k3 then digest/ligate/transform/miniprep
- 9-Jul
- Make clear media for lux stuff hold on this until device
- Run gel to confirm MsssI PCR assembly/ before meeting-then gel extract the correct band
- nanodrop pTetGFPUSER/ TetR USER/ promoters (pcr products)
- Run gel to confirm tetR/ 4 promoters PCR
- Troubleshoot these USER PCR's (msssI,tetR,4 promoters): msssi
- Label gel and send out images and analysis (tetr/promoters)
- 1st round DBD pcr's add his tag and flex user site
- grow up c0040 (TetR) glycerol stock and miniprep and then sequence
- redo TetR sequencing of our current miniprep just to be sure
- transform C0179 (lasR without LVA degradation tag) in DH5a, pick colonies, miniprep/glycerol stock
- miniprep T9002/amp from glyc at H10 and C0079 (grow overnight on Thurs to miniprep at same time as C0179)
- Redesign LuxI into pDAWN primers (NdeI, BamHI)
WEEK 6
July 10 2013 - July 17 2013
11-July
- when we have purified pcr USER product of petgfp/tetR/ promoters - USER fuse the reporter plasmids - note: if there is only one band, then you don't even need to pcr purify
- Trouble shoot 1st round DBD pcr's add his tag and flex user site
- We've grown up c0040 (TetR): make a glycerol stock and miniprep and then sequence-it grew in the wrong culture, currently waiting for it to regrow
- redo TetR sequencing of our current miniprep just to be sure
- redo 1st round DBD pcr's - add his tag and flex site
- miniprep T9002/amp from glyc at H10 and C0079 (grow overnight on Thurs)
- Redesign LuxI into pDAWN primers (NdeI, BamHI)
- use linearized psb1k3, go ahead and do the digest/ligation t9002
13-July
- add in primers to MsssI PCR
- redo Step 1 of plan - pcr assembly MsssIwith new primers - pfu. do we have enough msssi to bother with taq?
- do step 7 simultaneously - ie. take some of Part 1 pot into new reaction pot with (7) primers
- PCR purify pfu version of 1st round DBD pcr
- step 3 - 2nd Round dbd PCR
- Step 5 of plan - PCR pet26b (50ul rxn) (ie. go ahead with zf/tale even though we need to wait up for cas9 backbone)
- streak lawned user fusions of reporter plasmid, grow in SOC for an hour, dilute and use new plates to get single colonies
14-July
- trouble shoot gels of step (4) and (3) and (5). figure out which PCR to redo. which to go ahead and digest etc
- run tae gel with both msssi pcrs, re-run pet26b pcr, re-run cas9rd2, re-run sgRNA1 pcr, run all of TALE1rd2 for gel extraction
- image/analyze big TAE gel. Gel extract TALE 2.5kb
- step (5) - redo pet26b PCR with lower annealing temp, troubleshoot more
- step (3) - redo cas and TALE PCR for cleaner result. troubleshoot somehow.
- Gel image redo of cas, Tale, sgrna1, and pet26b.
- step 4 - redo sgRNA1 PCR, maybe lower annealing temp?
- Digest 44251 with EcoRI and XbaI
- Gel extract 44251 digest
15-July
- 3rd try cas9/TALE rd2 and pET26b PCR.
- salvage/Redo MsssI pcr
- redo TetR PCR from biobrick and from Mo's new miniprep
- grow up pet26b glycerol stock for miniprep
- Write Protocol: Check rep plasmids fluorescence, if there are no NIC colonies: pick 3 colonies of each to grow,
- Rep Plasmids: take dilutions and see if they fluoresce with tetracycine induction, use this to choose clones for glycerol stock, miniprep, and seq.
- grow up R0071 colony for miniprep
- redo the standard curve - measure tomorrow
- test sender receiver in M9 - growing up, need to induce tomorrow (maybe)
- redo testing spent media - growing up, need to induce tomorrow
- troubleshoot kan tranformations - WE CANT LET THE KANAMYCIN WIN!
16-July
- run Gel of Cas/Tale rd 2 & pET26b
- Miniprep pet26b then continue with step (4)
- step4- digest/ligate (NIC)/ transform sgrna1 w/ pet26b. do simultaneously with (7)
- Check RP's colonies fluorescence/ NIC colonies, pick 5 to grow.
- Since NIC (no insert control) grew, we need to colony PCR these guys
- Order internal primers for MsssI
- Redo Cas9 and Tale rd 2 with PFU turbo cx
- do we need new reverse primers for Cas9 and Tale rd 2?
- Figure out western/SDS page to see if fusions are being expressed - send protocol. Note we have his-tagged our fusions, if that helps at all
17-July
- run pET26b gel
- continue (4) - colony pcr, grow 3 correct cultures (pet26b+sgrna)
- Check Rep. Plasmid's fluorescence, pick 3 colonies for colony PCR if NIC is empty, 5 if NIC is small growth, start over if NIC grows well
- Plan tetracycline induction expt
- grow up T9002 chlor for miniprep
WEEK 7
July 18 2013 - July 24 2013
18-July
- Redo pET26b USER PCR with pfu
- Call taq/Pfu company about 5.5 kb amplicon
- redo pTetGFP w taq/ Pfu
- Miniprep pet26b+sgRNA1 and send for sequencing with primers from positions E1 and E2
- Save pET26b+USER pcr product in 1.5 ml in misc box. Save 2 best pTetGFP+USER pcr products in 1.5ml in misc box. type up PCR protocol and send (we have to repeat this PCR for the modified pET26b+sgRNA1 now)
- USER Fuse new pTetGFP+TetR+5varpromoters and transform
- Get sgRNA in psb1A3 sequenced - use vf vr
- do co transformation of dcas and sgrna in psb1a3
- Call NEB about M.Sssi
- Grow up T9002 in chlor
- Miniprep T9002 in chlor
- co transform T9002 in chlor and I751250 in AMP - waiting on t9002 miniprep
19-July
- MsssI PCRs with new internal primers
- redo cas9/tale with 7.17 new (F) and (R) and pfu
- skype with Stef @ 3:00
- Order seq primers for reporter plasmids
- run C2,T2,Z2 gel (thermocycler count dracula)
- mp dcas, dcas-sgrna
- Design primers for M.SssI from NEB - waiting on dude from NEB on sequence
- PCR M.SssI from NEB - waiting on primers
- PCR luxI out of v. fischeri, digest it and ligate it into pDAWN then transform ----- waiting for primers
- tranform rhl system (c0070, c0071, r0071)
22-July
- grow NEB mSssI in chlor/kan,kan,chlor, and no AB LB culture tubes
- Re-transform ZF fusion, pET26b-MsssI ligation
- Order seq primers for fusion plasmids
- Set up time to work out bisulfite seq primers with chris asap
- Redo Cas9 and Tale Round 2 PCR
- check on pET26b/sgRNA sequencing
- digest, gel extract digested fragments of pEt26b and sgRNA1
- grow up pTETGFP for positive control for fluorescence expt
- grow up pET26b to replenish miniprep stock
- grow up r0071 (amp)
- digest T9002 and pSB1K3, gel extract
23-July
- MPs: first, glycerol stock MsssI, pBAD3, R0071. then miniprep all 3 and pET26b. LIMS. Check ~7:00
- Miniprep/glycerol stock/send for seq: pBAD reporter plasmid. NOTE: aliquot some off first for fluorescence induction experiment. (dilute back to .05 and induce at 0.1)
- Miniprep pET26b to replace miniprep in spot D9
- Check on reporter plasmid re-transformations. Troubleshoot. Re-do transformations as necessary
- minprep/glycy/make competent NEB M.SssI cells depending on DC's results
- Troubleshoot gel extraction w Spence. Re-do digestion/gel extraction of pET26b and sgRNA1.
- ligate, transform pET26b and sgRNA
- Colony PCR ZF fusion plasmid (1 PET seq primer, 1 fusion primer) and MsssI-pet26b plasmid (1 pet seq primer, 1 MsssI primer) then grow up for miniprep/seq/glycerol stocking
- Digest verify pBAD miniprep
- Transform pBAD miniprep into DF's newly competent MsssI strain (use amp + resistance that worked best last night). and test transformation to see that competent cells work ok (psb1a3)
- Order Primers for COBRA
- Refine ATC induction protocol with Spencer
- inoculate M9 cultures with pBAD and with pTetGFP and begin tetracycline/ATC induction experiment. compelling data
- Watch SAAST demo of SDS Page ~ 1:30pm
- Transform last night's USER reporter plasmids
- Digest/Ligate/Transform pET26b with MsssI
- LIMS minipreps
- Grow up MsssI in correct antibiotics
- grow up more T9002 in chlor from glycyrol stock
- get T9002 from Brad (or re-digest), ligate reporter plasmid, transform
24-July
- Miniprep ZF fusion plasmid , glycerol stock, send for sequencing
- Miniprep pET26b alongside
- Send pBAD3 reporter plasmid for sequencing (4 primers)
- send minipreps of 44249,27969, and 12612 from positions A2, G5, C10 for complete sequence verification ASAP. These are the exact minipreps used for our fusion plasmids- we ran out of the dCas miniprep, so we need more of that before it can be sentin for sequencing
- Transform MsssI(+) kan and its NIC - these are in Attila the HUn. Ligations, so use 3 uL and plate all of it undiluted
- Transform your redo of pET26b+sgRNA1, and NIC. plate all, undiluted
- grow up more pET26b
- Continue taking time points of ATC induction (ie 16 hours etc)
- Redo TALE round 1, then redo TALEround 2
- More colony PCR of ZF fusion plasmid to try to get more clones
- Pick Rep Plas colonies for colony PCR/ grow
- Re-do digestion, gel extraction, ligation of pET26b+sgRNA1 and NIC
- If you have more sample - re run meth diagnostic in 1.5% TBE Gel (load all!).
- grow up dcas9 44249 for miniprep
- test pBAD reporter with arabinose
- SDS page the zfp
- order miniprep columns
- grow up zf 4, 11 in kan. grow up pLci 10 in amp
- grow up pdawn
- miniprep T9002 in chlor
- redo digestion, gel extraction, ligation of T9002 and pSB1K3 and NIC
- redo transformation of T9002/pSB1K3 and NIC
- Take reading of sender experiment @ 7
WEEK 8
July 25 2013 - July 31 2013
25-July
- First thing, miniprep glyc stock ZF Fusion plasmid for better yield and ASAP send out for seq again so we can have seq before meeting
- miniprep dcas9 44249
- Miniprep/ glycerol stock ZFP4, ZFP11, and pLcI10. send for sequencing (fusion plasmids and rep plasmid)
- Send pBAD3 reporter plasmid for sequencing (4 primers)
- Transform Reporter plasmid ligations (pcr tubes in freezer) (6)
- Transform 3 ZF fusion plasmid into BL21 for protein expression and SDS page, also cotransform with pBAD3
- PCR purify sgRNA PCR product, digest, gel extract, ligate to pET26b, transform again
- Redo Pet26b + MsssI Digestion / ligation with new NdeI
- figures from atc induction
- Redo dcas round 1, then redo dcas round 2
- confirm/order BL21 (DE3) cells ~ 7:20
- Design primers to amplify dCas9 in one round. design first round primers for phusion polymerase.
- check if other methylation sensitive enyzmes are in target sequence
- Design primers to add BstUI site before promoter in reporter (site directed mutagenesis)
- User fuse and transform new TALE with msssi and pet26b
- Repeat ATC induction experiment @ 1 time point (media, ptet, reporter induced at 0-1280)
- BstUI assay/verification for pLcI 10
- try dCas9 in one round with new primers when they come in
- transform ab's pet26 b msssi ligation and NIC marked L in the fridge
- Transform Barry Canton's part
- redo AHL experiment with new AHL
29-July
- colony PCR on cultures of pet26b+sgrna & NIC using (R)sgRNA1-XhoI from H2 and pet26b(+) Fwd seq from E2 = exp band 414bp
- glycerol stock ZF fusion 11 in BL21 and dilute and keep culture going to use for protein expression and SDS page
- colony PCR on cultures 5 reporter plasmids & NIC with primers VF2 and (R) RepPlasSeq1 from i9 = exp band 1650bp
- Colony PCR on TALE Fusion plasmid with pET26b(+) Fwd seq from E2 and (R)MsssI2 from H8= exp band 3.5kb
- Glycerol stock / Miniprep the verified cultures/glycerol stock / miniprep I13202 (Canton's sender)
- PCR user ends onto pet26b+sgRNA1
- redo colony PCR for tale, pLac, pDNAa (run gel Tuesday morning then grow up successful colonies ASAP)
- grow up sender/receiver cotransformation
30-July
- AM: Run Gel on Colony PCRS
- 2pm: Grow cultures of 5 biobricks, NEB
- Dilute to .1, then induce with aTc
- Figure out what went wrong with TetR Sequencing - fix map
- BEFORE 5PM: Send new reporters, TALE, pet26b+sgrna for sequencing
- AM : Run Gel on pet26b+sgRNA1 PCR
- USER fuse and transfrom dCas9+msssi+pet26b+sgRNA, and its (NIC) - ask spencer for cannons
- Write protocol for protein expression based on spencers
- Before 5 pm: Acquire from Chow Lab / Cell center all materials for Protein Expression and SDS PAGE
- minprep pBAD3 (3:30 PM Tuesday)
- run gels of col pcr of TALE and MsssI, grow up the right clones
- update lims with seq results; send out type up
- co-transform zinc finger w pbad3 - commercial bl21. consider doing single transformations on double antibiotic plates as controls
- transform MsssI ligation and NIC. Transform NEB MsssI - dh5@ max eff
- try canton sender's media with receiver
- start cultures in AM
- Gantt Chart
31-July
- glycerol stock and miniprep k325259, k325219, k577893, k145279
- re-do MsssI colony PCR - there were no bands
- grow up culture of NEB cells
- look into choosing McrA-, McrB- cells : figure out whats up with NEB's cells
- Co-transform ZFP11 with pBAD1 in BL21 ~500ng each. Transform just ZFP11 and just pBAD1 in BL21. Transform dcas9 fusions and NIC in DH5@max. Transform NEB Plasmid in DH5@max.
WEEK 9
Aug 1 2013 - Aug 7 2013
4-Aug
-
5-Aug
7-Aug
-
WEEK 10
Aug 8 2013 - Aug 14 2013
8-Aug
-
9-Aug
12-Aug
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13-Aug
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14-Aug
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WEEK 11
Aug 15 2013 - Aug 21 2013
15-Aug
-
16-Aug
18-Aug
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19-Aug
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20-Aug
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21-Aug
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WEEK 12
Aug 22 2013 - Aug 28 2013
22-Aug
-
23-Aug
24-Aug
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25-Aug
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28-Aug
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WEEK 13
Aug 29 2013 - Sep 4 2013
1-Sep
-
2-Sep
3-Sep
-
4-Sep
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WEEK 14
Sep 5 2013 - Sep 11 2013
5-Sep
-
6-Sep
WEEK 15
Sep 12 2013 - Sep 18 2013
18-Sep
-
WEEK 16
Sep 19 2013 - Sep 25 2013
19-Sep
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25-Sep
WEEK 17
Sep 26 2013 - Oct 2 2013
26-Sep
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2-Oct
WEEK 18
Oct 3 2013 - Oct 9 2013
3-Oct
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6-Oct