1z3d

Protein crystal growth improvement leading to the 2.5A crystallographic structure of ubiquitin-conjugating enzyme (ubc-1) from Caenorhabditis elegans

Method: X-RAY DIFFRACTION
▼

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

Ubiquitin-conjugating enzyme E2 1

Caenorhabditis elegans

UniProt P52478

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 UBC1_CAEEL
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 4–157; UniProt 1–154

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_id1z3d
Deposition date deposition_date2005-03-11
Structure title titleProtein crystal growth improvement leading to the 2.5A crystallographic structure of ubiquitin-conjugating enzyme (ubc-1) from Caenorhabditis elegans
Keywords keywords;E2, Ubiquitination, Ubiquitin-conjugating, crystal growth, Structural Genomics, PSI, Protein Structure Initiative, Southeast Collaboratory for Structural Genomics, SECSG, LIGASE ;; LIGASE
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.

1z3d__assembly_1__model_1

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

Download this curve (.dat)

1z3d__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.

1z3d__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)17.27 Å
Rg (electron density)15.99 Å
Total Rg17.10 Å
Atom count1225
Residues151
Excluded volume21671 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1z3d__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) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd1z3da_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.20 — UBC-like
Superfamily Superfamily superfamilyd.20.1 — UBC-like
Family Family familyd.20.1.1 — UBC-related

CATH v4.4 (1 domains)

Domain ID domain_id1z3dA00
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology110 — Ubiquitin Conjugating Enzyme
Homologous superfamily homologous superfamily10 — Ubiquitin Conjugating Enzyme
▶

7. Citations (1)