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1fs9

CYTOCHROME C NITRITE REDUCTASE FROM WOLINELLA SUCCINOGENES-AZIDE COMPLEX

Method: X-RAY DIFFRACTION
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1. Protein Identity and Related Structures Protein Identity & Related Structures

CYTOCHROME C NITRITE REDUCTASE

OrganismNot specified

UniProt Q9S1E5

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein homooligomer Homooligomer Protein 2 CALCIUM ION × 2 YTTRIUM ION × 6 AZIDE ION × 2 HEME C × 10 water × 2 Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer
1fs7 1fs8 1fs9 2e80 2e81 3bnf 3bng 3bnh 3bnj

9 assemblies

Homotetramer
1fs8

1 assemblies

Other homooligomers

None

Heteromeric or nucleic-acid complex

None

View Construct and Data Evidence
UniProt name NRFA_WOLSU
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 1–507； UniProt 1–507

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

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2. Structure Basics 2. Structure Basics

Entry ID entry_id1fs9
Deposition date deposition_date2000-09-08
Structure title titleCYTOCHROME C NITRITE REDUCTASE FROM WOLINELLA SUCCINOGENES-AZIDE COMPLEX
Keywords keywordsc-type cytochrome, OXIDOREDUCTASE; OXIDOREDUCTASE
Experimental Method methodX-RAY DIFFRACTION
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3. Official assembly/model SAXS Official SAXS Profiles

This page reads only the latest assembly calculations. Every curve maps to an explicit PDB entry, official biological assembly and coordinate model.

1fs9__assembly_1__model_1

Assembly 1 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

1fs9__assembly_1__model_1 | I(q)

10-2 10-1 106 107 108 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

1fs9__assembly_1__model_1 | P(r) · Pending

The new assembly/model P(r) has not been calculated yet This placeholder does not display legacy data r (Angstrom) P(r)
P(r) will be calculated and displayed separately for the same assembly/model.
Rg（Guinier）33.00 Å
Rg (electron density)32.60 Å
Total Rg33.14 Å
Atom count7987
Residues942
Excluded volume142280 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1fs9__assembly_1__model_1 dimeric （2） Success 4.1.3-1-20251215 (887e7ef) View Download
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4. Crystallography and Experiment 4. Crystallography & Experiment

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5. Entities and Polymers Entities & Polymers (6)

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6. Fold Classification (SCOP + CATH) 3 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd1fs9a_
Class classa — All alpha proteins
Fold Fold folda.138 — Multiheme cytochromes
Superfamily Superfamily superfamilya.138.1 — Multiheme cytochromes
Family Family familya.138.1.3 — Di-heme elbow motif

CATH v4.4 (2 domains)

Domain ID domain_id1fs9A01
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology1130 — Flavocytochrome C3; Chain A, domain 2
Homologous superfamily homologous superfamily10 — Flavocytochrome C3; Chain A
Domain ID domain_id1fs9A02
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology140 — Butyryl-CoA Dehydrogenase, subunit A; domain 3
Homologous superfamily homologous superfamily10 — Butyryl-CoA Dehydrogenase, subunit A, domain 3
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7. Citations (1)