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1i0r

CRYSTAL STRUCTURE OF FERRIC REDUCTASE FROM ARCHAEOGLOBUS FULGIDUS

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

CONSERVED HYPOTHETICAL PROTEIN

Archaeoglobus fulgidus

UniProt O29428

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein homooligomer Homooligomer Protein 2 FLAVIN MONONUCLEOTIDE × 1 water × 2 Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer
1i0r 1i0s

2 assemblies

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex

None

View Construct and Data Evidence
UniProt name O29428_ARCFU
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 1–169； UniProt 1–169 Author chain B； PDBConstruct 1–169； UniProt 1–169

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_id1i0r
Deposition date deposition_date2001-01-29
Structure title titleCRYSTAL STRUCTURE OF FERRIC REDUCTASE FROM ARCHAEOGLOBUS FULGIDUS
Keywords keywordssix stranded antiparallel beta-barrel, FMN and NADP+ binding domain, 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.

1i0r__assembly_1__model_1

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

Download this curve (.dat)

1i0r__assembly_1__model_1 | I(q)

10-2 10-1 105 106 107 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

1i0r__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）21.01 Å
Rg (electron density)19.69 Å
Total Rg20.59 Å
Atom count2578
Residues329
Excluded volume46099 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1i0r__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 (3)

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6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd1i0ra_
Class classb — All beta proteins
Fold Fold foldb.45 — Split barrel-like
Superfamily Superfamily superfamilyb.45.1 — FMN-binding split barrel
Family Family familyb.45.1.2 — NADH:FMN oxidoreductase-like
Domain ID domain_idd1i0rb_
Class classb — All beta proteins
Fold Fold foldb.45 — Split barrel-like
Superfamily Superfamily superfamilyb.45.1 — FMN-binding split barrel
Family Family familyb.45.1.2 — NADH:FMN oxidoreductase-like

CATH v4.4 (2 domains)

Domain ID domain_id1i0rA00
Class class2 — Mainly Beta
Architecture architecture30 — Roll
Topology topology110 — Pnp Oxidase; Chain A
Homologous superfamily homologous superfamily10 — Electron Transport, Fmn-binding Protein; Chain A
Domain ID domain_id1i0rB00
Class class2 — Mainly Beta
Architecture architecture30 — Roll
Topology topology110 — Pnp Oxidase; Chain A
Homologous superfamily homologous superfamily10 — Electron Transport, Fmn-binding Protein; Chain A
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7. Citations (1)