PDB entry 4q1i

View 4q1i on RCSB PDB site
Description: Structure and mechanism of a dehydratase/decarboxylase enzyme couple involved in polyketide beta-branching
Class: lyase
Keywords: DecarboxylasE, LYASE
Deposited on 2014-04-03, released 2015-05-06
The last revision prior to the SCOPe 2.08 freeze date was dated 2015-05-06, with a file datestamp of 2015-05-01.
Experiment type: XRAY
Resolution: 2.1 Å
R-factor: N/A
AEROSPACI score: 0.28 (click here for full SPACI score report)

Chains and heterogens:

  • Chain 'A':
    Compound: Polyketide biosynthesis enoyl-CoA isomerase PksI
    Species: BACILLUS SUBTILIS [TaxId:224308]
    Gene: pksI, BSU17170
    Database cross-references and differences (RAF-indexed):
    • Uniprot P40802 (19-End)
      • expression tag (14-18)
    Domains in SCOPe 2.08: d4q1ia1, d4q1ia2
  • Chain 'B':
    Compound: Polyketide biosynthesis enoyl-CoA isomerase PksI
    Species: BACILLUS SUBTILIS [TaxId:224308]
    Gene: pksI, BSU17170
    Database cross-references and differences (RAF-indexed):
    • Uniprot P40802 (Start-267)
      • engineered mutation (98)
    Domains in SCOPe 2.08: d4q1ib_
  • Chain 'C':
    Compound: Polyketide biosynthesis enoyl-CoA isomerase PksI
    Species: BACILLUS SUBTILIS [TaxId:224308]
    Gene: pksI, BSU17170
    Database cross-references and differences (RAF-indexed):
    • Uniprot P40802 (19-End)
      • expression tag (16-18)
    Domains in SCOPe 2.08: d4q1ic1, d4q1ic2
  • Heterogens: GOL, HOH

PDB Chain Sequences:

  • Chain 'A':
    Sequence, based on SEQRES records: (download) 
    >4q1iA (A:)
mahhhhhhssglevlfqgpmthsvvelieiesaiiqvkmqdrthknafsqeltddliqaf
eyirqnpkykaviltgydnyfasggtqegllriqqgltaftddnlyslaldceipviaam
qghgigggfvmglfadivilsresvytanfmkygftpgmgatfivpkklgfslaqeilln
agsyrgadlekrgvpfkvlpraevldyavelaqelaekprnslvtlkdhlvaplrdqlpr
vieqelmmhektfhheevksrikglygn

    Sequence, based on observed residues (ATOM records): (download) 
    >4q1iA (A:)
lfqgpmthsvvelieiesaiiqvkmqdrthknafsqeltddliqafeyirqnpkykavil
tgydnyfasggtqegnlyslaldceipviaamqghgigggfvmglfadivilsresvyta
nfmkygftpgmgatfivpkklgfslaqeillnagsyrgadlekrgvpfkvlpraevldya
velaqelaekprnslvtlkdhlvaplrdqlprvie

  • Chain 'B':
    Sequence, based on SEQRES records: (download) 
    >4q1iB (B:)
mahhhhhhssglevlfqgpmthsvvelieiesaiiqvkmqdrthknafsqeltddliqaf
eyirqnpkykaviltgydnyfasggtqegllriqqgltaftddnlyslaldceipviaam
qghgigggfvmglfadivilsresvytanfmkygftpgmgatfivpkklgfslaqeilln
agsyrgadlekrgvpfkvlpraevldyavelaqelaekprnslvtlkdhlvaplrdqlpr
vieqelmmhektfhheevksrikglygn

    Sequence, based on observed residues (ATOM records): (download) 
    >4q1iB (B:)
svvelieiesaiiqvkmqdrthknafsqeltddliqafeyirqnpkykaviltgydnyfa
sggtqegllriqqgltaftddnlyslaldceipviaamqghgigggfvmglfadivilsr
esvytanfmkygftpgmgatfivpkklgfslaqeillnagsyrgadlekrgvpfkvlpra
evldyavelaqelaekprnslvtlkdhlvaplrdqlprvieqelmmhektfhheevksri
kglygn

  • Chain 'C':
    Sequence, based on SEQRES records: (download) 
    >4q1iC (C:)
mahhhhhhssglevlfqgpmthsvvelieiesaiiqvkmqdrthknafsqeltddliqaf
eyirqnpkykaviltgydnyfasggtqegllriqqgltaftddnlyslaldceipviaam
qghgigggfvmglfadivilsresvytanfmkygftpgmgatfivpkklgfslaqeilln
agsyrgadlekrgvpfkvlpraevldyavelaqelaekprnslvtlkdhlvaplrdqlpr
vieqelmmhektfhheevksrikglygn

    Sequence, based on observed residues (ATOM records): (download) 
    >4q1iC (C:)
qgpmthsvvelieiesaiiqvkmqdrthknafsqeltddliqafeyirqnpkykaviltg
ydnyfasggtqegdnlyslaldceipviaamqghgigggfvmglfadivilsresvytan
fgftpgmgatfivpkklgfslaqeillnagsyrgadlekrgvpfkvlpraevldyavela
qelaekprnslvtlkdhlvaplrdqlprvieq