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1bnk

HUMAN 3-METHYLADENINE DNA GLYCOSYLASE COMPLEXED TO DNA

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

PROTEIN (3-METHYLADENINE DNA GLYCOSYLASE)

Homo sapiens

UniProt P29372

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein–DNA Monomer Protein 1 DNA 2 ;DNA (5'-D(*GP*AP*CP*AP*TP*GP*YRRP*TP*TP*GP*CP*CP*T)-3') ; × 1 ;DNA (5'-D(*GP*GP*CP*AP*AP*TP*CP*AP*TP*GP*TP*CP*A)-3') ; × 1 water × 3 Consistent with all polymers

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
1bnk 1ewn 1f4r 1f6o 3qi5 3qi5 3uby 7xfh 7xfj 7xfm

10 assemblies

View Construct and Data Evidence
UniProt name 3MG_HUMAN
Isoform —
PDB entities 3
Chains and sequence ranges Author chain A； PDBConstruct 1–216； UniProt 80–295

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_id1bnk
Deposition date deposition_date1998-07-29
Structure title titleHUMAN 3-METHYLADENINE DNA GLYCOSYLASE COMPLEXED TO DNA
Keywords keywordsDNA REPAIR, DNA GLYCOSYLASE, HYDROLASE-DNA COMPLEX; HYDROLASE/DNA
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.

1bnk__assembly_1__model_1

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

Download this curve (.dat)

1bnk__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.

1bnk__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）19.52 Å
Rg (electron density)18.23 Å
Total Rg19.12 Å
Atom count2064
Residues225
Excluded volume35022 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1bnk__assembly_1__model_1 trimeric （3） 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 (4)

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6. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd1bnka_
Class classb — All beta proteins
Fold Fold foldb.46 — FMT C-terminal domain-like
Superfamily Superfamily superfamilyb.46.1 — FMT C-terminal domain-like
Family Family familyb.46.1.2 — 3-methyladenine DNA glycosylase (AAG, ANPG, MPG)

CATH v4.4 (1 domains)

Domain ID domain_id1bnkA00
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology300 — 3-methyladenine DNA Glycosylase; Chain A
Homologous superfamily homologous superfamily10 — Methylpurine-DNA glycosylase (MPG)
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7. Citations (1)