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7M7F

6-Deoxyerythronolide B synthase (DEBS) module 1 in complex with antibody fragment 1B2: State 1

Functional Information from GO Data
ChainGOidnamespacecontents
A0004315molecular_function3-oxoacyl-[acyl-carrier-protein] synthase activity
A0006633biological_processfatty acid biosynthetic process
A0009058biological_processbiosynthetic process
A0016740molecular_functiontransferase activity
A0016746molecular_functionacyltransferase activity
A0031177molecular_functionphosphopantetheine binding
B0004315molecular_function3-oxoacyl-[acyl-carrier-protein] synthase activity
B0006633biological_processfatty acid biosynthetic process
B0009058biological_processbiosynthetic process
B0016740molecular_functiontransferase activity
B0016746molecular_functionacyltransferase activity
B0031177molecular_functionphosphopantetheine binding
Functional Information from PROSITE/UniProt
site_idPS00012
Number of Residues16
DetailsPHOSPHOPANTETHEINE Phosphopantetheine attachment site. ELGVDSLSALELRNRL
ChainResidueDetails
BGLU1444-LEU1459

site_idPS00071
Number of Residues8
DetailsGAPDH Glyceraldehyde 3-phosphate dehydrogenase active site. ASCTTEcI
ChainResidueDetails
BALA737-ILE744

site_idPS00213
Number of Residues12
DetailsLIPOCALIN Lipocalin signature. EPA..RLDGTWLVA
ChainResidueDetails
BGLU941-ALA952

site_idPS00290
Number of Residues7
DetailsIG_MHC Immunoglobulins and major histocompatibility complex proteins signature. YICNVNH
ChainResidueDetails
CTYR201-HIS207
DTYR214-HIS220

site_idPS00606
Number of Residues17
DetailsKS3_1 Ketosynthase family 3 (KS3) active site signature. GPAisVDtACSSSlvAV
ChainResidueDetails
BGLY196-VAL212

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI3
Number of Residues642
DetailsRegion: {"description":"Acyltransferase 2","evidences":[{"evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues2
DetailsActive site: {"description":"Acyl-thioester intermediate; for beta-ketoacyl synthase 2 activity","evidences":[{"source":"PROSITE-ProRule","id":"PRU01348","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues4
DetailsActive site: {"description":"For beta-ketoacyl synthase 2 activity","evidences":[{"source":"PROSITE-ProRule","id":"PRU01348","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues2
DetailsActive site: {"description":"Acyl-ester intermediate; for acyltransferase 2 activity","evidences":[{"source":"PROSITE-ProRule","id":"PRU10022","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues1
DetailsModified residue: {"description":"O-(pantetheine 4'-phosphoryl)serine","evidences":[{"source":"PROSITE-ProRule","id":"PRU00258","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues177
DetailsRegion: {"description":"Beta-ketoacyl reductase 1","evidences":[{"evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues1
DetailsActive site: {"description":"Acyl-ester intermediate; for beta-ketoacyl reductase 2 activity","evidences":[{"evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues9
DetailsBinding site: {"evidences":[{"evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI11
Number of Residues1
DetailsSite: {"description":"Could be the principal determinant of stereospecificity","evidences":[{"source":"PubMed","id":"16564177","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idMCSA1
Number of Residues
DetailsM-CSA 602
ChainResidueDetails

site_idMCSA2
Number of Residues
DetailsM-CSA 602
ChainResidueDetails

243083

PDB entries from 2025-10-15

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