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6VIA

Observing a ring-cleaving dioxygenase in action through a crystalline lens - a seven-membered lactone bound structure

Functional Information from GO Data
ChainGOidnamespacecontents
A0000334molecular_function3-hydroxyanthranilate 3,4-dioxygenase activity
A0005506molecular_functioniron ion binding
A0006569biological_processL-tryptophan catabolic process
A0008198molecular_functionferrous iron binding
A0009435biological_processNAD+ biosynthetic process
A0016491molecular_functionoxidoreductase activity
A0019363biological_processpyridine nucleotide biosynthetic process
A0019805biological_processquinolinate biosynthetic process
A0043420biological_processanthranilate metabolic process
A0046872molecular_functionmetal ion binding
A0051213molecular_functiondioxygenase activity
Functional Information from PDB Data
site_idAC1
Number of Residues7
Detailsbinding site for residue TRS A 201
ChainResidue
AVAL132
AHIS133
AASP158
ALYS159
AARG161
APRO163
AHOH340

site_idAC2
Number of Residues5
Detailsbinding site for residue TRS A 202
ChainResidue
AVAL30
ATRP31
AHOH326
APHE8
ATRP13

site_idAC3
Number of Residues4
Detailsbinding site for residue FE2 A 203
ChainResidue
ACYS125
ACYS128
ACYS162
ACYS165

site_idAC4
Number of Residues6
Detailsbinding site for residue FE A 204
ChainResidue
AHIS51
AGLU57
AHIS95
AGLU110
AOH205
AEAY206

site_idAC5
Number of Residues6
Detailsbinding site for residue OH A 205
ChainResidue
AHIS51
AGLU57
AHIS95
APRO97
AFE204
AEAY206

site_idAC6
Number of Residues11
Detailsbinding site for residue EAY A 206
ChainResidue
AVAL41
AHIS51
AGLU57
APHE59
APRO97
AARG99
AGLU110
AFE204
AOH205
AHOH328
AHOH334

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues10
DetailsBinding site: {}
ChainResidueDetails

249697

PDB entries from 2026-02-25

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