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2YYI

Crystal structure of the oxygenase component (HpaB) of 4-hydroxyphenylacetate 3-monooxygenase complexed with FAD

Functional Information from GO Data
ChainGOidnamespacecontents
A0004497molecular_functionmonooxygenase activity
A0010124biological_processphenylacetate catabolic process
A0016491molecular_functionoxidoreductase activity
A0016627molecular_functionoxidoreductase activity, acting on the CH-CH group of donors
A0016712molecular_functionoxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen, reduced flavin or flavoprotein as one donor, and incorporation of one atom of oxygen
A0050660molecular_functionflavin adenine dinucleotide binding
A0052881molecular_function4-hydroxyphenylacetate 3-monooxygenase activity
Functional Information from PDB Data
site_idAC1
Number of Residues7
DetailsBINDING SITE FOR RESIDUE SO4 A 600
ChainResidue
ALYS22
AGLY231
AASP232
ASER233
AHOH1139
AHOH1392
AHOH1424

site_idAC2
Number of Residues3
DetailsBINDING SITE FOR RESIDUE SO4 A 601
ChainResidue
ASO4603
ATYR130
AARG131

site_idAC3
Number of Residues7
DetailsBINDING SITE FOR RESIDUE SO4 A 602
ChainResidue
ATYR456
AASN457
ALYS458
AGLU459
ALYS462
AHOH1227
AHOH1427

site_idAC4
Number of Residues3
DetailsBINDING SITE FOR RESIDUE SO4 A 603
ChainResidue
AARG131
AARG134
ASO4601

site_idAC5
Number of Residues29
DetailsBINDING SITE FOR RESIDUE FAD A 500
ChainResidue
AHIS142
AALA143
ALEU144
AGLN148
AARG151
ATHR183
ATHR185
AALA312
ATYR315
AHIS317
AGLN378
AILE379
AALA381
ASER382
AARG433
ALEU436
ATYR437
APHE440
APHE441
AGLY443
AASP444
AARG447
AHOH1084
AHOH1099
AHOH1108
AHOH1277
AHOH1278
AHOH1323
AHOH1324

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsBINDING:
ChainResidueDetails
AARG100
ASER197

site_idSWS_FT_FI2
Number of Residues4
DetailsBINDING: BINDING => ECO:0000269|PubMed:17804419
ChainResidueDetails
AHIS142
AGLN148
ATHR185
AASP444

Catalytic Information from CSA
site_idCSA1
Number of Residues1
DetailsAnnotated By Reference To The Literature 1u8v
ChainResidueDetails
AMET284

site_idCSA2
Number of Residues1
DetailsAnnotated By Reference To The Literature 1u8v
ChainResidueDetails
AASN282

237735

PDB entries from 2025-06-18

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