2c2q

The crystal structure of mismatch specific uracil-DNA glycosylase (MUG) from Deinococcus radiodurans. Inactive mutant Asp93Ala.

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

G/U MISMATCH-SPECIFIC DNA GLYCOSYLASE

DEINOCOCCUS RADIODURANS

UniProt Q9RWF4

State in the Current Structure

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

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name Q9RWF4_DEIRA
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–199; UniProt 1–199

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_id2c2q
Deposition date deposition_date2005-09-29
Structure title titleThe crystal structure of mismatch specific uracil-DNA glycosylase (MUG) from Deinococcus radiodurans. Inactive mutant Asp93Ala.
Keywords keywords;DEINOCOCCUS RADIODURANS, RADIATION RESISTANCE, DNA REPAIR ENZYMES, URACIL-DNA GLYCOSYLASE, MISMATCH SPECIFIC DNA-GLYCOSYLASE, MUG, 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.

2c2q__assembly_1__model_1

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

Download this curve (.dat)

2c2q__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.

2c2q__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)16.66 Å
Rg (electron density)15.10 Å
Total Rg16.30 Å
Atom count1427
Residues183
Excluded volume25305 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 2c2q__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_id2c2qA01
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology470 — Uracil-DNA Glycosylase, subunit E
Homologous superfamily homologous superfamily10 — Uracil-DNA glycosylase-like domain
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7. Citations (1)