1anu

COHESIN-2 DOMAIN OF THE CELLULOSOME FROM CLOSTRIDIUM THERMOCELLUM

Method: X-RAY DIFFRACTION

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

COHESIN-2

Clostridium thermocellum

UniProt Q06851

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein homooligomer Homooligomer Protein 2 water × 2 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name CIPA_CLOTM
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–138; UniProt 184–321

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_id1anu
Deposition date deposition_date1996-07-19
Structure title titleCOHESIN-2 DOMAIN OF THE CELLULOSOME FROM CLOSTRIDIUM THERMOCELLUM
Keywords keywordsCOHESIN, SCAFFOLDING, CELLULOSE DIGESTION, BETA SANDWICH, THERMOPHILE; COHESIN
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.

1anu__assembly_1__model_1

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

Download this curve (.dat)

1anu__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.

1anu__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)20.34 Å
Rg (electron density)19.18 Å
Total Rg20.25 Å
Atom count2086
Residues276
Excluded volume37466 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1anu__assembly_1__model_1 dimeric (2) 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) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd1anua_
Class classb — All beta proteins
Fold Fold foldb.2 — Common fold of diphtheria toxin/transcription factors/cytochrome f
Superfamily Superfamily superfamilyb.2.2 — Carbohydrate-binding domain
Family Family familyb.2.2.2 — Cellulose-binding domain family III

CATH v4.4 (1 domains)

Domain ID domain_id1anuA00
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology40 — Immunoglobulin-like
Homologous superfamily homologous superfamily680

7. Citations (3)