Structure of PDB 3gdc Chain B

Receptor sequence
>3gdcB (length=285) Species: 290399 (Arthrobacter sp. FB24) [Search protein sequence]
SVLAERAGIDPTAILRDFDRGRTSTLPDGRTLREWDIVAVDKDFEIAPGI
IFKGWSYNGRIPGPTLWAREGDALRIHFTNAGAHPHTIHFHGVHRATMDG
TPGIGAGSIAPGQSFTYEFDATPFGTHLYHCHQSPLAPHIAKGLYGGFIV
EPKEGRPPADDEMVMVMNGYNTDGGDDNEFYSVNGLPFHFMDFPVKVKQH
ELVRIHLINVLEYDPINSFHIHGNFFHYYPTGTMLTPSEYTDTISQVQGQ
RGILELRFPYPGKFMFHAHKTEFAELGWMGFFEVS
3D structure
PDB3gdc A trimeric multicopper oxidase provides an evolutionary link to nitrite reductase
ChainB
Resolution1.8 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) H99 H102 H104 H143 C144 H152 L157
Catalytic site (residue number reindexed from 1) H86 H89 H91 H130 C131 H139 L144
Enzyme Commision number 1.7.2.1: nitrite reductase (NO-forming).
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 CU B H99 C144 H152 H86 C131 H139
BS02 CU B H104 H143 H91 H130
BS03 CU B H235 H280 H222 H267
BS04 CA B N184 D186 G188 D190 E192 N171 D173 G175 D177 E179
Gene Ontology
Molecular Function
GO:0005507 copper ion binding
GO:0016491 oxidoreductase activity
GO:0050421 nitrite reductase (NO-forming) activity

View graph for
Molecular Function
External links
PDB RCSB:3gdc, PDBe:3gdc, PDBj:3gdc
PDBsum3gdc
PubMed
UniProtA0AW19

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