2ibl

Crystal structure of a helper molecule (HT-mf-thromb) based on mini-fibritin (mf) crystal structure (pdb:1OX3).

Method: X-RAY DIFFRACTION
▼

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

Fibritin

Enterobacteria phage Ox2

UniProt P10104

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Insufficient information Homooligomer Protein 3 water × 3 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name WAC_BPT4
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 12–91; UniProt 2–81

Fibritin

Enterobacteria phage Ox2

UniProt Q38650

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Insufficient information Homooligomer Protein 3 water × 3 Consistent with protein count

Other States of the Same Protein in the Database

View Construct and Data Evidence
UniProt name Q38650_BPOX2
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 92–120; UniProt 456–484

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_id2ibl
Deposition date deposition_date2006-09-11
Structure title titleCrystal structure of a helper molecule (HT-mf-thromb) based on mini-fibritin (mf) crystal structure (pdb:1OX3).
Keywords keywordsmini-fibritin, foldon, trimerization, bacteriophage t4, helper molecule, CHAPERONE; CHAPERONE
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.

2ibl__assembly_1__model_1

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

Download this curve (.dat)

2ibl__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.

2ibl__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)29.93 Å
Rg (electron density)30.53 Å
Total Rg30.55 Å
Atom count2499
Residues324
Excluded volume44293 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 2ibl__assembly_1__model_1 trimeric (3) 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_idd2ibla_
Class classh — Coiled coil proteins
Fold Fold foldh.1 — Parallel coiled-coil
Superfamily Superfamily superfamilyh.1.17 — Fibritin
Family Family familyh.1.17.1 — Fibritin

CATH v4.4 (1 domains)

Domain ID domain_id2iblA00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology5 — Single alpha-helices involved in coiled-coils or other helix-helix interfaces
Homologous superfamily homologous superfamily320 — 6-Phosphogluconate Dehydrogenase, domain 3
▶

7. Citations (3)