3e1u

The Crystal Structure of the Anti-Viral APOBEC3G Catalytic Domain

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

DNA dC->dU-editing enzyme APOBEC-3G

Homo sapiens

UniProt Q9HC16

State in the Current Structure

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

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name ABC3G_HUMAN
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 6–189; UniProt 197–380

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_id3e1u
Deposition date deposition_date2008-08-04
Structure title titleThe Crystal Structure of the Anti-Viral APOBEC3G Catalytic Domain
Keywords keywords;five beta-strands surrounded by six alpha-helices, Alternative splicing, Antiviral defense, Cytoplasm, Host-virus interaction, Hydrolase, Metal-binding, Nucleus, Polymorphism, Ubl conjugation, Zinc ;; HYDROLASE
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.

3e1u__assembly_1__model_1

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

Download this curve (.dat)

3e1u__assembly_1__model_1 | I(q)

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

3e1u__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)18.01 Å
Rg (electron density)16.78 Å
Total Rg17.63 Å
Atom count1524
Residues184
Excluded volume26768 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 3e1u__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) 1 domains

CATH v4.4 (1 domains)

Domain ID domain_id3e1uA00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology140 — Cytidine Deaminase; domain 2
Homologous superfamily homologous superfamily10 — Cytidine Deaminase, domain 2
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7. Citations (1)