Structure of PDB 7aq8 Chain A

Receptor sequence
>7aq8A (length=576) Species: 316 (Stutzerimonas stutzeri) [Search protein sequence]
VKESKQKIHVGPGELDDYYGFWSGGHQGEVRVLGVPSMRELMRIPVFNVD
SATGWGLTNESRHIMGDSAKFLNGDCHHPHISMTDGKYDGKYLFINDKAN
SRVARIRLDIMKCDKMITVPNVQAIHGLRLQKVPHTKYVFANAEFIIPHP
NDGKVFDLQDENSYTMYNAIDAETMEMAFQVIVDGNLDNTDADYTGRFAA
ATCYNSENERDWVVVFDIHAVEAAVKAGDFITLGDSKTPVLDGRKKDGKD
SKFTRYVPVPKNPHGCNTSSDGKYFIAAGKLSPTCSMIAIDKLPDLFAGK
LADPRDVIVGEPELGLGPLHTTFDGRGNAYTTLFIDSQVVKWNMEEAVRA
YKGEKVNYIKQKLDVHYQPGHLHASLCETNEADGKWLVALSKFSKDRFLP
VGPLHPENDQLIDISGDEMKLVHDGPTFAEPHDCIMARRDQIKTKKIWDR
NDPFFAPTVEMAKKDGINLDTDNKVIRDGNKVRVYMTSMAPAFGVQEFTV
KQGDEVTVTITNIAQIEDVSYGFVVVNHGVSMEISPQQTSSITFVADKPG
LHWYYCSWFCHALHMEMVGRMMVEPA
3D structure
PDB7aq8 Histidine-Gated Proton-Coupled Electron Transfer to the Cu A Site of Nitrous Oxide Reductase.
ChainA
Resolution1.791 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 1.7.2.4: nitrous-oxide reductase.
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 CA A Y256 D273 N324 Y204 D211 N262
BS02 CUA A C618 W620 C622 H626 M629 C556 W558 C560 H564 M567
BS03 ZN A H326 H382 H433 H264 H320 H371
BS04 ZN A H130 H433 H494 H78 H371 H432
Gene Ontology
Molecular Function
GO:0005507 copper ion binding
GO:0005509 calcium ion binding
GO:0050304 nitrous-oxide reductase activity

View graph for
Molecular Function
External links
PDB RCSB:7aq8, PDBe:7aq8, PDBj:7aq8
PDBsum7aq8
PubMed33377777
UniProtP19573|NOSZ_STUST Nitrous-oxide reductase (Gene Name=nosZ)

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