3iu0

Structural basis for zymogen activation and substrate binding of transglutaminase from Streptomyces mobaraense

Method: X-RAY DIFFRACTION

1. Protein Identity and Related Structures Protein Identity & Related Structures

Protein-glutamine gamma-glutamyltransferase

Streptomyces mobaraensis

UniProt P81453

State in the Current Structure

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

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name TGAS_STRMB
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–376; UniProt 32–407

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.

2. Structure Basics 2. Structure Basics

Entry ID entry_id3iu0
Deposition date deposition_date2009-08-28
Structure title titleStructural basis for zymogen activation and substrate binding of transglutaminase from Streptomyces mobaraense
Keywords keywordsMTGase, zymogen, pro-enzyme, cross-linking, Transferase, Acyltransferase; TRANSFERASE
Experimental Method methodX-RAY DIFFRACTION

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.

3iu0__assembly_1__model_1

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

Download this curve (.dat)

3iu0__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.

3iu0__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)21.66 Å
Rg (electron density)20.45 Å
Total Rg21.38 Å
Atom count2777
Residues354
Excluded volume47829 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 3iu0__assembly_1__model_1 monomeric (1) Success 4.1.3-1-20251215 (887e7ef) View Download

4. Crystallography and Experiment 4. Crystallography & Experiment

5. Entities and Polymers Entities & Polymers (2)

6. Fold Classification (SCOP + CATH) 1 domains

CATH v4.4 (1 domains)

Domain ID domain_id3iu0A00
Class class3 — Alpha Beta
Architecture architecture90 — Alpha-Beta Complex
Topology topology1360 — Microbial transglutaminase. Chain: a
Homologous superfamily homologous superfamily10 — Protein-glutamine gamma-glutamyltransferase

7. Citations (1)