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1pvs

3-methyladenine Glcosylase II(AlkA) Hypoxanthine complex

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

DNA-3-methyladenine glycosylase II

Escherichia coli

UniProt P04395

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein monomer Monomer Protein 1 7-HYDROXY-PYRAZOLO[4,3-D]PYRIMIDINE × 1 water × 1 Consistent with protein count
2 Protein monomer Monomer Protein 1 7-HYDROXY-PYRAZOLO[4,3-D]PYRIMIDINE × 1 water × 1 Consistent with protein count

Other States of the Same Protein in the Database

Monomer
1mpg 1mpg 1pvs 1pvs

4 assemblies

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
1diz 1diz 3cvs 3cvt 3cw7 3cwa 3cws 3cwt 3cwu 3d4v 3ogd 3oh6

14 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name 3MG2_ECOLI
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 1–282； UniProt 1–282 Author chain B； PDBConstruct 1–282； UniProt 1–282

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_id1pvs
Deposition date deposition_date2003-06-28
Structure title title3-methyladenine Glcosylase II(AlkA) Hypoxanthine complex
Keywords keywordsAlkA, hypoxanthine, DNA glycosylase, DNA repair, reaction-product complex, HYDROLASE; 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.

1pvs__assembly_1__model_1

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

Download this curve (.dat)

1pvs__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.

1pvs__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）19.92 Å
Rg (electron density)18.76 Å
Total Rg19.69 Å
Atom count2225
Residues282
Excluded volume39748 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1pvs__assembly_1__model_1 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
2 1 1pvs__assembly_2__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) 10 domains

SCOP 2.08 (4 domains)

Domain ID domain_idd1pvsa1
Class classa — All alpha proteins
Fold Fold folda.96 — DNA-glycosylase
Superfamily Superfamily superfamilya.96.1 — DNA-glycosylase
Family Family familya.96.1.3 — DNA repair glycosylase, 2 C-terminal domains
Domain ID domain_idd1pvsa2
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.129 — TBP-like
Superfamily Superfamily superfamilyd.129.1 — TATA-box binding protein-like
Family Family familyd.129.1.2 — DNA repair glycosylase, N-terminal domain
Domain ID domain_idd1pvsb1
Class classa — All alpha proteins
Fold Fold folda.96 — DNA-glycosylase
Superfamily Superfamily superfamilya.96.1 — DNA-glycosylase
Family Family familya.96.1.3 — DNA repair glycosylase, 2 C-terminal domains
Domain ID domain_idd1pvsb2
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.129 — TBP-like
Superfamily Superfamily superfamilyd.129.1 — TATA-box binding protein-like
Family Family familyd.129.1.2 — DNA repair glycosylase, N-terminal domain

CATH v4.4 (6 domains)

Domain ID domain_id1pvsA01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology310 — TATA-Binding Protein
Homologous superfamily homologous superfamily20 — DNA-3-methyladenine glycosylase AlkA, N-terminal domain
Domain ID domain_id1pvsA02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology340 — Endonuclease III; domain 1
Homologous superfamily homologous superfamily30 — Hypothetical protein; domain 2
Domain ID domain_id1pvsA03
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology1670 — Endonuclease Iii, domain 2
Homologous superfamily homologous superfamily10 — Helix-hairpin-Helix base-excision DNA repair enzymes (C-terminal)
Domain ID domain_id1pvsB01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology310 — TATA-Binding Protein
Homologous superfamily homologous superfamily20 — DNA-3-methyladenine glycosylase AlkA, N-terminal domain
Domain ID domain_id1pvsB02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology340 — Endonuclease III; domain 1
Homologous superfamily homologous superfamily30 — Hypothetical protein; domain 2
Domain ID domain_id1pvsB03
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology1670 — Endonuclease Iii, domain 2
Homologous superfamily homologous superfamily10 — Helix-hairpin-Helix base-excision DNA repair enzymes (C-terminal)
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7. Citations (1)