Structure of PDB 1bq5 Chain A

Receptor sequence
>1bq5A (length=333) Species: 85698 (Achromobacter xylosoxidans) [Search protein sequence]
DADKLPHTKVTLVAPPQVHPHEQATKSGPKVVEFTMTIEEKKMVIDDKGT
TLQAMTFNGSMPGPTLVVHEGDYVQLTLVNPATNAMPHNVDFHGATGALG
GAKLTNVNPGEQATLRFKADRSGTFVYHCAPEGMVPWHVVSGMSGTLMVL
PRDGLKDPQGKPLHYDRAYTIGEFDLYIPKGPDGKYKDYATLAESYGDTV
QVMRTLTPSHIVFNGKVGALTGADALTAKVGETVLLIHSQANRDTRPHLI
GGHGDWVWETGKFANPPQRDLETWFIRGGSAGAALYTFKQPGVYAYLNHN
LIEAFELGAAGHIKVEGKWNDDLMKQIKAPAPI
3D structure
PDB1bq5 Type 1 Cu structure of blue nitrite reductase from Alcaligenes xylosoxidans GIFU 1051 at 2.05 A resolution: comparison of blue and green nitrite reductases.
ChainA
Resolution2.05 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) H95 D98 H100 H135 C136 H145 M150 H255 E279 T280 H306
Catalytic site (residue number reindexed from 1) H88 D91 H93 H128 C129 H138 M143 H248 E272 T273 H299
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 A H95 C136 H145 H88 C129 H138
BS02 CU A H100 H135 H93 H128
Gene Ontology
Molecular Function
GO:0005507 copper ion binding
GO:0050421 nitrite reductase (NO-forming) activity

View graph for
Molecular Function
External links
PDB RCSB:1bq5, PDBe:1bq5, PDBj:1bq5
PDBsum1bq5
PubMed9792907
UniProtO68601

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