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1wke

TRNA-GUANINE TRANSGLYCOSYLASE

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

TRNA-GUANINE TRANSGLYCOSYLASE

Zymomonas mobilis

UniProt P28720

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
2 Protein homooligomer Homooligomer Protein 2 ZINC ION × 2 water × 2 Consistent with protein count

Other States of the Same Protein in the Database

Monomer
1pud 1q2r 1q2r 1q2s 1q2s 1wkd 1wke 1wkf

8 assemblies

Homodimer
1efz 1enu 1f3e 1k4g 1k4h 1n2v 1ozm 1ozq 1p0b 1p0d 1p0e 1pud

172 assemblies; showing the first 12

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
1q2r 1q2r 1q2s 1q2s

4 assemblies

View Construct and Data Evidence
UniProt name TGT_ZYMMO
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 2–386； UniProt 1–385

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_id1wke
Deposition date deposition_date1996-08-06
Structure title titleTRNA-GUANINE TRANSGLYCOSYLASE
Keywords keywordsTRNA-MODIFYING ENZYME; TRNA-MODIFYING ENZYME
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.

1wke__assembly_1__model_1

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

Download this curve (.dat)

1wke__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.

1wke__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）21.67 Å
Rg (electron density)20.52 Å
Total Rg21.33 Å
Atom count2900
Residues372
Excluded volume51238 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1wke__assembly_1__model_1 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
2 1 1wke__assembly_2__model_1 dimeric （2） 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) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd1wkea_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.1 — TIM beta/alpha-barrel
Superfamily Superfamily superfamilyc.1.20 — tRNA-guanine transglycosylase
Family Family familyc.1.20.1 — tRNA-guanine transglycosylase

CATH v4.4 (1 domains)

Domain ID domain_id1wkeA00
Class class3 — Alpha Beta
Architecture architecture20 — Alpha-Beta Barrel
Topology topology20 — TIM Barrel
Homologous superfamily homologous superfamily105 — Queuine tRNA-ribosyltransferase-like
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7. Citations (4)