1iz0

Crystal Structures of the Quinone Oxidoreductase from Thermus thermophilus HB8 and Its Complex with NADPH

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

QUINONE OXIDOREDUCTASE

Thermus thermophilus

UniProt Q8L3C8

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein monomer Monomer Protein 1 SULFATE ION × 1 water × 1 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name Q8L3C8_THETH
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–302; UniProt 1–302

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_id1iz0
Deposition date deposition_date2002-09-17
Structure title titleCrystal Structures of the Quinone Oxidoreductase from Thermus thermophilus HB8 and Its Complex with NADPH
Keywords keywordsAPO-ENZYME, RIKEN Structural Genomics/Proteomics Initiative, RSGI, Structural Genomics, 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.

1iz0__assembly_1__model_1

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

Download this curve (.dat)

1iz0__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.

1iz0__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)20.57 Å
Rg (electron density)19.35 Å
Total Rg20.28 Å
Atom count2148
Residues290
Excluded volume38996 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1iz0__assembly_1__model_1 monomeric (1) 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_idd1iz0a1
Class classb — All beta proteins
Fold Fold foldb.35 — GroES-like
Superfamily Superfamily superfamilyb.35.1 — GroES-like
Family Family familyb.35.1.2 — Alcohol dehydrogenase-like, N-terminal domain
Domain ID domain_idd1iz0a2
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.2 — NAD(P)-binding Rossmann-fold domains
Superfamily Superfamily superfamilyc.2.1 — NAD(P)-binding Rossmann-fold domains
Family Family familyc.2.1.1 — Alcohol dehydrogenase-like, C-terminal domain

CATH v4.4 (2 domains)

Domain ID domain_id1iz0A01
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology180 — Quinone Oxidoreductase; Chain A, domain 1
Homologous superfamily homologous superfamily10 — Medium-chain alcohol dehydrogenases, catalytic domain
Domain ID domain_id1iz0A02
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily720 — NAD(P)-binding Rossmann-like Domain
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7. Citations (2)