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1tte

The Structure of a Class II ubiquitin-conjugating enzyme, Ubc1.

Method: SOLUTION NMR
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1. Protein Identity and Related Structures Protein Identity & Related Structures

Ubiquitin-conjugating enzyme E2-24 kDa

Saccharomyces cerevisiae

UniProt P21734

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein monomer Monomer Protein 1 No other associated polymer Consistent with protein count

Other States of the Same Protein in the Database

Monomer
1fzy 1fzy 1tte

3 assemblies

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
1fxt

1 assemblies

View Construct and Data Evidence
UniProt name UBC1_YEAST
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 1–215； UniProt 1–215

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_id1tte
Deposition date deposition_date2004-06-22
Structure title titleThe Structure of a Class II ubiquitin-conjugating enzyme, Ubc1.
Keywords keywordsUbc1, E2, ubiquitin-dependent degradation, LIGASE; LIGASE
Experimental Method methodSOLUTION NMR
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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.

1tte__assembly_1__model_6

Assembly 1 · Model 6 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

1tte__assembly_1__model_6 | I(q)

10-2 10-1 105 106 107 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

1tte__assembly_1__model_6 | 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）26.18 Å
Rg (electron density)25.97 Å
Total Rg26.50 Å
Atom count3384
Residues215
Excluded volume30240 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 1tte__assembly_1__model_1 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 2 1tte__assembly_1__model_2 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 3 1tte__assembly_1__model_3 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 4 1tte__assembly_1__model_4 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 5 1tte__assembly_1__model_5 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 6 1tte__assembly_1__model_6 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 7 1tte__assembly_1__model_7 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 8 1tte__assembly_1__model_8 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 9 1tte__assembly_1__model_9 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 10 1tte__assembly_1__model_10 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 11 1tte__assembly_1__model_11 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 12 1tte__assembly_1__model_12 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 13 1tte__assembly_1__model_13 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 14 1tte__assembly_1__model_14 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 15 1tte__assembly_1__model_15 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 16 1tte__assembly_1__model_16 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 17 1tte__assembly_1__model_17 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 18 1tte__assembly_1__model_18 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 19 1tte__assembly_1__model_19 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 20 1tte__assembly_1__model_20 monomeric （1） Success 4.1.3-1-20251215 (887e7ef) View Download
1 21 1tte__assembly_1__model_21 monomeric （1） 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 (1)

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6. Fold Classification (SCOP + CATH) 4 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd1ttea1
Class classa — All alpha proteins
Fold Fold folda.5 — RuvA C-terminal domain-like
Superfamily Superfamily superfamilya.5.2 — UBA-like
Family Family familya.5.2.1 — UBA domain
Domain ID domain_idd1ttea2
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 (2 domains)

Domain ID domain_id1tteA01
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology110 — Ubiquitin Conjugating Enzyme
Homologous superfamily homologous superfamily10 — Ubiquitin Conjugating Enzyme
Domain ID domain_id1tteA02
Class class1 — Mainly Alpha
Architecture architecture10 — Orthogonal Bundle
Topology topology8 — Helicase, Ruva Protein; domain 3
Homologous superfamily homologous superfamily10 — Ubiquitin-associated (UBA) domain
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7. Citations (1)