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7M7E

6-Deoxyerythronolide B synthase (DEBS) hybrid module (M3/1) in complex with antibody fragment 1B2

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
BGLU1437-LEU1452

site_idPS00213
Number of Residues12
DetailsLIPOCALIN Lipocalin signature. EPA..RLDGTWLVA
ChainResidueDetails
BGLU934-ALA945

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

site_idPS00606
Number of Residues17
DetailsKS3_1 Ketosynthase family 3 (KS3) active site signature. GPSisVDtACSSSlvAL
ChainResidueDetails
BGLY195-LEU211

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
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_FI2
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_FI3
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_FI4
Number of Residues850
DetailsDomain: {"description":"Ketosynthase family 3 (KS3) 1","evidences":[{"source":"PROSITE-ProRule","id":"PRU01348","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues640
DetailsRegion: {"description":"Acyltransferase 1","evidences":[{"evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues4
DetailsSite: {"description":"Important for substrate specificity of the beta-ketoacyl synthase 1","evidences":[{"source":"PubMed","id":"17719492","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

243911

PDB entries from 2025-10-29

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