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1xq1

X-RAY STRUCTURE OF PUTATIVE TROPINONE REDUCATSE FROM ARABIDOPSIS THALIANA GENE AT1G07440

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

PUTATIVE TROPINONE REDUCATSE

Arabidopsis thaliana

UniProt Q9ASX2

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein homooligomer Homooligomer Protein 2 water × 2 Consistent with protein count
2 Protein homooligomer Homooligomer Protein 4 water × 4 Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer
1xq1

1 assemblies

Homotetramer
1xq1 2q45

2 assemblies

Other homooligomers

None

Heteromeric or nucleic-acid complex

None

View Construct and Data Evidence
UniProt name Q9ASX2_ARATH
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 1–266； UniProt 1–266

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_id1xq1
Deposition date deposition_date2004-10-11
Structure title titleX-RAY STRUCTURE OF PUTATIVE TROPINONE REDUCATSE FROM ARABIDOPSIS THALIANA GENE AT1G07440
Keywords keywords;STRUCTURAL GENOMICS, PROTEIN STRUCTURE INITIATIVE, CESG, AT1G07440, REDUCTIVELY METHYLATED PROTEIN, PUTATIVE TROPINONE REDUCTASE, PSI, Center for Eukaryotic 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.

1xq1__assembly_1__model_1

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

Download this curve (.dat)

1xq1__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.

1xq1__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）25.22 Å
Rg (electron density)24.51 Å
Total Rg25.32 Å
Atom count3264
Residues436
Excluded volume58080 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1xq1__assembly_1__model_1 dimeric （2） Success 4.1.3-1-20251215 (887e7ef) View Download
2 1 1xq1__assembly_2__model_1 tetrameric （4） 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 (2)

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6. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd1xq1a_
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.2.1.2 — Tyrosine-dependent oxidoreductases

CATH v4.4 (1 domains)

Domain ID domain_id1xq1A00
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 (1)