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2IWZ

Human mitochondrial beta-ketoacyl ACP synthase complexed with hexanoic acid

Functional Information from GO Data
ChainGOidnamespacecontents
A0004315molecular_function3-oxoacyl-[acyl-carrier-protein] synthase activity
A0005739cellular_componentmitochondrion
A0005759cellular_componentmitochondrial matrix
A0005829cellular_componentcytosol
A0006629biological_processlipid metabolic process
A0006631biological_processfatty acid metabolic process
A0006633biological_processfatty acid biosynthetic process
A0006637biological_processacyl-CoA metabolic process
A0016740molecular_functiontransferase activity
A0016746molecular_functionacyltransferase activity
A0016747molecular_functionacyltransferase activity, transferring groups other than amino-acyl groups
A0051790biological_processshort-chain fatty acid biosynthetic process
A0051792biological_processmedium-chain fatty acid biosynthetic process
B0004315molecular_function3-oxoacyl-[acyl-carrier-protein] synthase activity
B0005739cellular_componentmitochondrion
B0005759cellular_componentmitochondrial matrix
B0005829cellular_componentcytosol
B0006629biological_processlipid metabolic process
B0006631biological_processfatty acid metabolic process
B0006633biological_processfatty acid biosynthetic process
B0006637biological_processacyl-CoA metabolic process
B0016740molecular_functiontransferase activity
B0016746molecular_functionacyltransferase activity
B0016747molecular_functionacyltransferase activity, transferring groups other than amino-acyl groups
B0051790biological_processshort-chain fatty acid biosynthetic process
B0051792biological_processmedium-chain fatty acid biosynthetic process
Functional Information from PDB Data
site_idAC1
Number of Residues5
DetailsBINDING SITE FOR RESIDUE NH4 A1461
ChainResidue
AASN346
AALA347
AGLU394
ATHR442
AASN443

site_idAC2
Number of Residues5
DetailsBINDING SITE FOR RESIDUE NH4 B1461
ChainResidue
BASN443
BASN346
BALA347
BGLU394
BTHR442

site_idAC3
Number of Residues6
DetailsBINDING SITE FOR RESIDUE 6NA A1460
ChainResidue
AGLY153
AALA208
ACYS209
APHE248
AGLY446
APHE447

site_idAC4
Number of Residues7
DetailsBINDING SITE FOR RESIDUE 6NA B1460
ChainResidue
BGLY153
BALA208
BCYS209
BASP237
BPHE248
BGLY446
BPHE447

Functional Information from PROSITE/UniProt
site_idPS00107
Number of Residues31
DetailsPROTEIN_KINASE_ATP Protein kinases ATP-binding region signature. LGYGLSGDAGhItapdpegegalrcma...AALK
ChainResidueDetails
ALEU303-LYS333

site_idPS00606
Number of Residues17
DetailsKS3_1 Ketosynthase family 3 (KS3) active site signature. GPNhaVStACTTGahAV
ChainResidueDetails
AGLY200-VAL216

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues6
DetailsACT_SITE: For beta-ketoacyl synthase activity => ECO:0000255|PROSITE-ProRule:PRU01348
ChainResidueDetails
ACYS209
AHIS348
AHIS385
BCYS209
BHIS348
BHIS385

site_idSWS_FT_FI2
Number of Residues4
DetailsMOD_RES: N6-succinyllysine; alternate => ECO:0000250|UniProtKB:Q9D404
ChainResidueDetails
ALYS109
ALYS174
BLYS109
BLYS174

site_idSWS_FT_FI3
Number of Residues2
DetailsMOD_RES: N6-succinyllysine => ECO:0000250|UniProtKB:Q9D404
ChainResidueDetails
ALYS113
BLYS113

Catalytic Information from CSA
site_idCSA1
Number of Residues4
DetailsAnnotated By Reference To The Literature 1kas
ChainResidueDetails
AHIS348
ACYS209
APHE447
AHIS385

site_idCSA2
Number of Residues4
DetailsAnnotated By Reference To The Literature 1kas
ChainResidueDetails
BHIS348
BCYS209
BPHE447
BHIS385

site_idCSA3
Number of Residues6
DetailsAnnotated By Reference To The Literature 1kas
ChainResidueDetails
AHIS348
APHE445
ACYS209
APHE447
AHIS385
ALYS380

site_idCSA4
Number of Residues6
DetailsAnnotated By Reference To The Literature 1kas
ChainResidueDetails
BHIS348
BPHE445
BCYS209
BPHE447
BHIS385
BLYS380

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PDB entries from 2025-06-18

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