LOCUS       sequence-173354-        1932 bp    DNA     circular SYN 15-DEC-2025
DEFINITION  Type 3a, alpha-mating factor - secretion signal.
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 1932)
  AUTHORS   Obst U, Lu TK, Sieber V
  TITLE     A Modular Toolkit for Generating Pichia pastoris Secretion 
            Libraries.
  JOURNAL   ACS Synth Biol. 2017 Mar 15. doi: 10.1021/acssynbio.6b00337.
  PUBMED    28252957
REFERENCE   2  (bases 1 to 1932)
  AUTHORS   .
  TITLE     Direct Submission
  JOURNAL   Exported Dec 15, 2025 from SnapGene Server 8.0.1
            https://www.snapgene.com
COMMENT     SGRef: number: 1; type: "Journal Article"; journalName: "ACS Synth 
            Biol. 2017 Mar 15. doi: 10.1021/acssynbio.6b00337."
COMMENT     Sequence Label: pPTK005-3a-alpha-MF
FEATURES             Location/Qualifiers
     source          1..1932
                     /mol_type="other DNA"
                     /organism="synthetic DNA construct"
     CDS             join(1..57,58..255,256..267)
                     /codon_start=1
                     /gene="MF-alpha-1"
                     /product="N-terminal secretion signal from S. cerevisiae 
                     alpha-factor"
                     /label=alpha-factor secretion signal
                     /note="Cleavage by the Kex2 protease occurs after the 
                     dibasic KR sequence. The EA dipeptides are then removed by 
                     dipeptidyl aminopeptidase A."
                     /translation="MRFPSIFTAVLFAASSALAAPVNTTTEDETAQIPAEAVIGYSDLE
                     GDFDVAVLPFSNSTNNGLLFINTTIASIAAKEEGVSLEKREAEA"
     terminator      complement(287..321)
                     /label=lambda t0 terminator
                     /note="minimal transcription terminator from phage lambda 
                     (Scholtissek and Grosse, 1987)"
     CDS             complement(392..1051)
                     /codon_start=1
                     /gene="cat"
                     /product="chloramphenicol acetyltransferase"
                     /label=CmR
                     /note="confers resistance to chloramphenicol"
                     /translation="MEKKITGYTTVDISQWHRKEHFEAFQSVAQCTYNQTVQLDITAFL
                     KTVKKNKHKFYPAFIHILARLMNAHPEFRMAMKDGELVIWDSVHPCYTVFHEQTETFSS
                     LWSEYHDDFRQFLHIYSQDVACYGENLAYFPKGFIENMFFVSANPWVSFTSFDLNVANM
                     DNFFAPVFTMGKYYTQGDKVLMPLAIQVHHAVCDGFHVGRMLNELQQYCDEWQGGA"
     primer_bind     966..985
                     /label=CAT-R
                     /note="Chloramphenicol resistance gene, reverse primer"
     rep_origin      1233..1821
                     /direction=RIGHT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     primer_bind     1722..1741
                     /label=pBR322ori-F
                     /note="pBR322 origin, forward primer"
ORIGIN
        1 atgagatttc cttcaatttt tactgctgtt ttattcgcag catcctccgc attagctgct
       61 ccagtcaaca ctacaacaga agatgaaacg gcacaaattc cggctgaagc tgtcatcggt
      121 tactcagatt tagaagggga tttcgatgtt gctgttttgc cattttccaa cagcacaaat
      181 aacgggttat tgtttataaa tactactatt gccagcattg ctgctaaaga agaaggggta
      241 tctctcgaga aaagagaggc tgaagctggt tcttgagacc agaccaataa aaaacgcccg
      301 gcggcaaccg agcgttctga acaaatccag atggagttct gaggtcatta ctggatctat
      361 caacaggagt ccaagcgagc tcgatatcaa attacgcccc gccctgccac tcatcgcagt
      421 actgttgtaa ttcattaagc attctgccga catggaagcc atcacaaacg gcatgatgaa
      481 cctgaatcgc cagcggcatc agcaccttgt cgccttgcgt ataatatttg cccatggtga
      541 aaacgggggc gaagaagttg tccatattgg ccacgtttaa atcaaaactg gtgaaactca
      601 cccagggatt ggctgaaacg aaaaacatat tctcaataaa ccctttaggg aaataggcca
      661 ggttttcacc gtaacacgcc acatcttgcg aatatatgtg tagaaactgc cggaaatcgt
      721 cgtggtattc actccagagc gatgaaaacg tttcagtttg ctcatggaaa acggtgtaac
      781 aagggtgaac actatcccat atcaccagct caccgtcttt cattgccata cgaaattccg
      841 gatgagcatt catcaggcgg gcaagaatgt gaataaaggc cggataaaac ttgtgcttat
      901 ttttctttac ggtctttaaa aaggccgtaa tatccagctg aacggtctgg ttataggtac
      961 attgagcaac tgactgaaat gcctcaaaat gttctttacg atgccattgg gatatatcaa
     1021 cggtggtata tccagtgatt tttttctcca ttttagcttc cttagctcct gaaaatctcg
     1081 ataactcaaa aaatacgccc ggtagtgatc ttatttcatt atggtgaaag ttggaacctc
     1141 ttacgtgccc gatcaatcat gaccaaaatc ccttaacgtg agttttcgtt ccactgagcg
     1201 tcagaccccg tagaaaagat caaaggatct tcttgagatc ctttttttct gcgcgtaatc
     1261 tgctgcttgc aaacaaaaaa accaccgcta ccagcggtgg tttgtttgcc ggatcaagag
     1321 ctaccaactc tttttccgaa ggtaactggc ttcagcagag cgcagatacc aaatactgtt
     1381 cttctagtgt agccgtagtt aggccaccac ttcaagaact ctgtagcacc gcctacatac
     1441 ctcgctctgc taatcctgtt accagtggct gctgccagtg gcgataagtc gtgtcttacc
     1501 gggttggact caagacgata gttaccggat aaggcgcagc ggtcgggctg aacggggggt
     1561 tcgtgcacac agcccagctt ggagcgaacg acctacaccg aactgagata cctacagcgt
     1621 gagctatgag aaagcgccac gcttcccgaa gggagaaagg cggacaggta tccggtaagc
     1681 ggcagggtcg gaacaggaga gcgcacgagg gagcttccag ggggaaacgc ctggtatctt
     1741 tatagtcctg tcgggtttcg ccacctctga cttgagcgtc gatttttgtg atgctcgtca
     1801 ggggggcgga gcctatggaa aaacgccagc aacgcggcct ttttacggtt cctggccttt
     1861 tgctggcctt ttgctcacat gttctttcct gcgttatccc ctgattctgt ggataaccgt
     1921 agtcggtctc at
//
