Difference between revisions of "Team:Stuttgart/Notebook"

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       <img src="https://static.igem.org/mediawiki/2017/7/7f/EsteraseundLipase.png" class="img-responsive"/>
 
       <img src="https://static.igem.org/mediawiki/2017/7/7f/EsteraseundLipase.png" class="img-responsive"/>
 
     </div>
 
     </div>
<br>
 
 
               <div class="col-xs-12 col-sm-10 col-md-10">
 
               <div class="col-xs-12 col-sm-10 col-md-10">
 
                 <p>03.08.2017
 
                 <p>03.08.2017
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</div>
 
</div>
 
</div>
 
</div>
 +
 
<div class="container">
 
<div class="container">
 
<div class="row section">
 
<div class="row section">
    <div class="col-xs-12 col-sm-9 col-md-9">
+
  <h2>Keratinases</h2>
        <h2>Keratinases</h2>
+
         <div class="col-xs-12 col-sm-2 col-md-2">
        <br>
+
        <!--<https://static.igem.org/mediawiki/2017/4/45/EsteraseResults.png">-->
        <p>26.07.17
+
        <img src="https://static.igem.org/mediawiki/2017/6/65/Keratinase.png" class="img-responsive"/>
          <ul><li>Transformation of kerUS (BBa_K1498000)</li>
+
      </div>
          <li>Preparation of antibiotic stock solutions: chloramphenicol (35 mg/mL) and ampicillin (100 mg/mL)</li></ul></p>
+
                <div class="col-xs-12 col-sm-10 col-md-10">
        <p>27.07.17
+
                  <p>26.07.17
          <ul><li>Growing of a single colony (kerUS (BBa_K1498000)) in 5 mL LB media chloramphenicol (35 µg/mL) at 37 °C</li>
+
                    <ul><li>Transformation of kerUS (BBa_K1498000)</li>
          <li>Single colonies are plated on agar plates and incubated at 37 °C over night</li></ul></p>
+
                    <li>Preparation of antibiotic stock solutions: chloramphenicol (35 mg/mL) and ampicillin (100 mg/mL)</li></ul></p>
</div>
+
                  </div>
         <div class="col-xs-12 col-sm-3 col-md-3">
+
                </div>
          <!--<https://static.igem.org/mediawiki/2017/6/65/Keratinase.png">-->
+
          <img src="https://static.igem.org/mediawiki/2017/6/65/Keratinase.png" class="img-responsive"/>
+
          </div>
+
        </div>
+
 
<div class="row section">
 
<div class="row section">
 
<div class="col-xs-12 col-sm-12 col-md-12">
 
<div class="col-xs-12 col-sm-12 col-md-12">
 +
  <p>27.07.17
 +
    <ul><li>Growing of a single colony (kerUS (BBa_K1498000)) in 5 mL LB media chloramphenicol (35 µg/mL) at 37 °C</li>
 +
    <li>Single colonies are plated on agar plates and incubated at 37 °C over night</li></ul></p>
 
<p>28.07.17
 
<p>28.07.17
 
   <ul><li>Preparation of: miniprep (Jena Biosciences Kit)and glycerol stock (kerUS (BBa_K1498000))</li></ul></p>
 
   <ul><li>Preparation of: miniprep (Jena Biosciences Kit)and glycerol stock (kerUS (BBa_K1498000))</li></ul></p>
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<div class="container">
 
<div class="container">
<div class="row section">
+
    <div class="row section">
    <div class="col-xs-12 col-sm-9 col-md-9">
+
 
         <h2>Rose and Limonene Fragrance</h2>
 
         <h2>Rose and Limonene Fragrance</h2>
        <br>
+
      <div class="col-xs-12 col-sm-2 col-md-2">
        <p>28.08.17
+
      <!--<https://static.igem.org/mediawiki/2017/4/45/EsteraseResults.png">-->
          <ul><li>Preparation of LB-Agar plates with kanamycin (50 µg/mL)</li>
+
      <img src="https://static.igem.org/mediawiki/2017/d/d7/Rosescent.png" class="img-responsive"/>
<li> Sequencing of rose fragrance plasmids from Guo et al. (pET28a-KDC-YjgB-ARO8 and pET28a-ATF1) </li>
+
    </div>
</ul></p>
+
              <div class="col-xs-12 col-sm-10 col-md-10">
        <p>13.09.17
+
                <p>28.08.17
          <ul><li>Overlap-PCR of 1.pBAD (BBa_K206000), 2.KDC-YjgB-ARO8, 3.ATF1 and 4.pBAD-KDC-YjgB-ARO8</li>
+
                  <ul><li>Preparation of LB-Agar plates with kanamycin (50 µg/mL)</li>
<li>PCR-Purification and agarose-gel-electrophoresis of PCR products</li>
+
         <li> Sequencing of rose fragrance plasmids from Guo et al. (pET28a-KDC-YjgB-ARO8 and pET28a-ATF1) </li>
<li>PCR 4 (pBAD-KDC-YjgB-ARO8) not successful</li></ul></p>
+
        </ul></p>
</div>
+
    </div>  
        <div class="col-xs-12 col-sm-3 col-md-3">
+
      </div>
          <!--<https://static.igem.org/mediawiki/2017/d/d7/Rosescent.png">-->
+
 
          <img src="https://static.igem.org/mediawiki/2017/d/d7/Rosescent.png" class="img-responsive"/>
+
          </div>
+
         </div>
+
 
<div class="row section">
 
<div class="row section">
 
<div class="col-xs-12 col-sm-12 col-md-12">
 
<div class="col-xs-12 col-sm-12 col-md-12">
 +
  <p>13.09.17
 +
    <ul><li>Overlap-PCR of 1.pBAD (BBa_K206000), 2.KDC-YjgB-ARO8, 3.ATF1 and 4.pBAD-KDC-YjgB-ARO8</li>
 +
<li>PCR-Purification and agarose-gel-electrophoresis of PCR products</li>
 +
<li>PCR 4 (pBAD-KDC-YjgB-ARO8) not successful</li></ul></p>
 
<p>19.09.17
 
<p>19.09.17
 
   <ul><li>Preparation of LB-Agar plates with kanamycin (50 µg/mL) and chloramphenicol (35 µg/mL)</li>
 
   <ul><li>Preparation of LB-Agar plates with kanamycin (50 µg/mL) and chloramphenicol (35 µg/mL)</li>

Revision as of 12:23, 30 October 2017

Notebook

Esterases and Lipases

03.08.2017

  • Transformation of BBa_K1149002 and BBa_K1149003

04.08.17

  • Single colonies (BBa_K1149002 and BBa_K1149003) are plated on agar plates and incubated at 37 °C over night

09.08.17

  • Growing of a single colony (BBa_K1149002 and BBa_K1149003) in 5 mL LB media + chloramphenicol (35 µg/mL) at 37 °C

10.08.17

  • Preparation of miniprep (Jena Biosciences Kit) and glycerol stock (storage: -80 °C) (BBa_K1149002 and BBa_K1149003)
  • SOC media preparation
  • Transformation pet19-LipB

21.08.17

  • Preparation: preliminary test of esterase assay with EstCS2: Bba_K1149002 - preparation of o/n cultures (37°C)

22.08.17

  • Preparation: preliminary test of esterase assay with EstCS2: Bba_K1149002 - glycerol stocks and induction with arabinose

23.08.17

  • Preliminary test of esterase assay with EstCS2: Bba_K1149002 (link results)

28.08.17

  • Preparation of electro-competent cells

31.08.17

  • Transformation/electroporation with iGEM competent cells test kit DNA (o/n incubation, 37°C - transformation failed)

01.09.17

  • Transformation/electroporation with pUC19 plasmid (o/n incubation, 37°C - transformation failed)

06.09-08.09.17

  • Enzyme activity assay (cell pellet and supernatant) with BBa_K1149002 and pet19-LipB

12.09.17

  • Preparation of chemo-competent cells

13.09.17

  • Transformation with iGEM competent cells test kit DNA and pUC19 plasmid (o/n incubation, 37°C) - transformation successful


14.09.17

  • Calculation - efficiency of the chemo-competent cells/pUC19: efficiency E =(56cfu/0.001ng)*1000ng/(µL)=5.6*((10)^7 )cfu/µL

18.09.17

  • Preparation InterLab study - transformation of 8 parts into DH5alph E. coli cells

19.09.17 – 21.09.17

  • InterLab study LUDOX measurement
  • Enzyme activity assay with BBa_K1149002 of the supernatant - measurement in biological triplicates
  • InterLab study Fluorescein measurement

22.09.17

  • InterLab study sample measurement (link results)

27.09.17 - 29.09.17

  • Enzyme activity assay with pet19-LipB of the supernatant - measurement in biological triplicates

06.10.17

  • Collaboration iGEM team Heidelberg: preparation mutagenesis plasmid activity assay - preparation of media, antibiotic-stocks and sugar-stocks + agar plates with different antibiotics

10.10.17

  • Collaboration iGEM team Heidelberg: preparation of different cultures + induction of the cells with arabinose (o/n incubation, 37°C)

11.10.17

  • Collaboration iGEM team Heidelberg: spread the o/n cultures on prepared agar plates (o/n incubation, 37°C)

12.10.17

  • Gibson Assembly of LipB in psB1C3 backbone

19.10.17

  • PCR - amplification of LipB - cloning of LipB in the iGEM standard plasmid (BBa_K1149002 is used)
  • PCR - amplification of BBa_K1149002 (without EstCS2)

20.10.17

  • SDS page, Gibson Assembly, Transformation (Zymos) - cloning of LipB in the iGEM standard plasmid (BBa_K1149002 is used)

23.10.17

  • 5x pelB LipB with 5ml LB over night at 37°C

24.10.17

  • Miniprep (Jena Bioscience Kit)
  • Induction of enzyme expression for the enzyme activity assay for the Gibson Assembly (PelB-LipB), LipB in iGEM standard plasmid (BBa_K1149002 is used)
  • Sequencing of the Gibson Assembly (PelB-LipB)

25.10.17

  • Enzyme activity assay (PelB-LipB), LipB in iGEM standard plasmid (BBa_K1149002 is used)

26.10.17

  • OD600 determination of Lipase TliA

27.10.17

  • Colony PCR of the Gibson Assembly product (PelB-LipB), SDS-PAGE

Keratinases

26.07.17

  • Transformation of kerUS (BBa_K1498000)
  • Preparation of antibiotic stock solutions: chloramphenicol (35 mg/mL) and ampicillin (100 mg/mL)

27.07.17

  • Growing of a single colony (kerUS (BBa_K1498000)) in 5 mL LB media chloramphenicol (35 µg/mL) at 37 °C
  • Single colonies are plated on agar plates and incubated at 37 °C over night

28.07.17

  • Preparation of: miniprep (Jena Biosciences Kit)and glycerol stock (kerUS (BBa_K1498000))

22.08.17

  • preparing LB (5ml tubes) and (chemical) competent cells (link prtokoll openwetware)

23.08.17

  • preparing primer for overlapping PCR to get restriction sides to kerP: -> preparing and dilute, following IDT protocols.


PCR-cycler conditions:

step cyclestemperature time
Denaturation198°C30 sec
Annealing3568°C30 sec
Elongation72°C30 sec
final extension172°C2 min
hold4-10°C

PCR-Purification with JenaBioScience-kit

24.08.17

  • Ligation: Digest kerP/pSB1K3, kerP + linearizied plasmid backbone pSB1K3

30.08.17

  • Transformation of psB1K3-KerP
  • repeat Ligation with another backbone: Digest kerP/pSB1K3, kerP + linearizied plasmid backbone pSB1K3

31.08.17

  • transformation of Ligation-product kerP_pSB1K3 with electroporation preparing competent cells (protocol igem)

01.09.17

  • mini-prep (jenabioscience kit): BBa_23119, BBa_23115, RBS BBa_B0034

04.09.17

  • transformation of BBa_J04450 -> making pSB1K3 backbone

05.09.17

  • colony-PCR with colony kerP_pSB1K3

06.09.17

  • transformation of BBa_J04450 cut (with E and P) and kerP-> Zymo Mix & Go

11.09.17

  • pSB1K3_kerP + 5ml LB over night at 37°C, BBa-J04450 + 5ml LB over night at 37°C

13.09.17

  • mini-prep kerP and BBa_J04450

15.09.17

  • overlapping PCR for kerP,kerA,kerUS and signal peptids OmpA/pelB


PCR-cycler conditions:

Step CyclesTemperature Time
Denaturation198°C30 sec
Annealing3568°C30 sec
Elongation72°C2 min
final extension172°C2 min
hold4-10°C

18.09.17

  • agarose gel with PCR products, repeat overlapping PCR for kerP,kerA,kerUS and signal peptids OmpA/pelB split of for better range of annealing temperature (65°C)

10.10.17

  • keratinase assay -> preparing substrate azure keratin, problems with insoluble substrate

12.10.17 <

  • Gibson Assembly KerA-ompA, ompA-KerA, KerUS-ompA and ompA-KerUS in psB1C3 backbone

16.10.17

  • Preparation semi-quantitative keratinase-assay: spread kerUS, KerA and KerP on chloramphenicol/kanamycin agar plates (o/n incubation, 37°C)
  • Preparation skim-milk-plate assay: preparation of skim-milk-agar-plates with chloramphenicol/kanamycin

18.10.17

  • Preparation semi-quantitative keratinase-assay: preparation of o/n cultures (37°C)
  • Preparation skim-milk-plate assay: preparation of o/n cultures (37°C)

19.10.17

  • Semi-quantitative keratinase-assay: add 0.005 g of dried hair (65 °C, 1h) to o/n cultures (KerUS and KerA are induced with 1mM IPTG before) - 5 days incubation, 37°C (link results)
  • Skim-milk-plate assay kerP - spread on prepared skim-milk agar plates (supernatant and cells) - 4 days incubation, room temperature (link results)

20.10.17

  • Skim-milk-plate assay kerUS and KerA - spread on prepared skim-milk agar plates (supernatant and cells) - 4 days incubation, room temperature (link results)
  • Sequencing of keratinase plasmids: pSB1C3-KerA-ompA, pSB1C3-KerUS-ompA, pSB1C3-KerA_Kanada and pSB1C3-KerUS-Kanada< /li>

24.10.17

  • ligation with kerP digest and pSB1C3 backbone

Rose and Limonene Fragrance

28.08.17

  • Preparation of LB-Agar plates with kanamycin (50 µg/mL)
  • Sequencing of rose fragrance plasmids from Guo et al. (pET28a-KDC-YjgB-ARO8 and pET28a-ATF1)

13.09.17

  • Overlap-PCR of 1.pBAD (BBa_K206000), 2.KDC-YjgB-ARO8, 3.ATF1 and 4.pBAD-KDC-YjgB-ARO8
  • PCR-Purification and agarose-gel-electrophoresis of PCR products
  • PCR 4 (pBAD-KDC-YjgB-ARO8) not successful

19.09.17

  • Preparation of LB-Agar plates with kanamycin (50 µg/mL) and chloramphenicol (35 µg/mL)
  • Repeat of PCR 4 (pBAD-KDC-YjgB-ARO8)
  • PCR-Purification and agarose-gel-electrophoresis of PCR product 4

  • PCR 4 (pBAD-KDC-YjgB-ARO8) not successful
  • Transformation of Limonene-plasmid and over-night incubation on agar-plates with kanamycin (50 µg/mL) at 37°C

21.09.17

  • Gibson Assembly of rose PCR-overlap products pBAD, KDC-YjgB-ARO8 and ATF1 in psB1K3 backbone
  • Transformation of assembled rose-plasmid and over-night incubation on agar-plates with kanamycin (50 µg/mL) at 37°C

22.09.17

  • Rose-plasmid Transformation successful
  • Single colonies are plated on agar plates and incubated at 37 °C over night

25.09.17

  • Verification of transformed rose-plasmid by colony-PCR
  • Agarose-gel-electrophoresis of colony-PCR product - colony-PCR not successful

26.09.17

  • Repeat of colony-PCR with transformed rose-plasmid
  • Agarose-gel-electrophoresis of colony-PCR product - colony-PCR not successful

27.09.17

  • Repeat of colony-PCR with transformed rose-plasmid
  • Agarose-gel-electrophoresis of colony-PCR product - colony-PCR not successful

28.09.17

  • Mini-prep of transformed rose-plasmid
  • Restriction assay of isolated rose-plasmid, cut with SpeI
  • Verification of restriction product by agarose-gel-electrophoresis - not successful

29.09.17

  • Repeat Gibson Assembly of rose PCR-overlap products pBAD, KDC-YjgB-ARO8 and ATF1
  • Transformation of assembled rose-plasmid and over-night incubation on agar-plates with kanamycin (50 µg/mL) at 37°C - transformation not successful

05.10.17

  • Repeat Restriction assay of isolated rose-plasmid, cut with EcoRI - not successful
  • Verification of restriction product by agarose-gel-electrophoresis - not successful

12.10.17

  • Gibson Assembly of limonene PCR-products () in psB1C3 backbone
  • Transformation of assembled rose-plasmid and over-night incubation on agar-plates with kanamycin (50 µg/mL) at 37°C - transformation not successful

18.10.17

  • Repeat of colony-PCR with transformed rose-plasmid, temperature range from 58-70 °C
  • Agarose-gel-electrophoresis of colony-PCR product - colony-PCR not successful
  • M9 media preparation

20.10.17

  • Repeat overlap-PCR of pBad and KDC-YjgB-ARO8
  • Verification of PCR products by agarose-gel-electrophoresis

23.10.17

  • Sequencing of transformed rose fragrance plasmid (pSB1K3-pBad-KDC-YjgB-ARO8-ATF1)
  • Sequencing of transformed limonene fragrance plasmid (pSB1C3-pBad)

25.10.17

  • Repeat Gibson Assembly of rose PCR-overlap products pBAD, KDC-YjgB-ARO8 and ATF1, plasmid backbones pSB1K3 and pSB1C3
  • Transformation of assembled rose-plasmid and over-night incubation on agar-plates with kanamycin (50 µg/mL) and chloramphenicol (35 µg/mL) at 37°C - transformation not successful

26.10.17

  • Repeat transfomation of rose-plasmid in competent NEB-cells and and over-night incubation on agar-plates with kanamycin (50 µg/mL) and chloramphenicol (35 µg/mL) at 37°C - transformation successful

27.10.17

  • Verification of transformed rose-plasmid by colony-PCR
  • Agarose-gel-electrophoresis of colony-PCR product - colony-PCR not successful