6cwz

X-ray diffraction
3.1Å resolution

Crystal structure of apo SUMO E1

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
SUMO-activating enzyme subunit 1 Chain: C
Molecule details ›
Chain: C
Length: 346 amino acids
Theoretical weight: 38.5 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: Q9UBE0 (Residues: 1-346; Coverage: 100%)
Gene names: AOS1, SAE1, SUA1, UBLE1A
Sequence domains: ThiF family
Structure domains: NAD(P)-binding Rossmann-like Domain
SUMO-activating enzyme subunit 2 Chain: D
Molecule details ›
Chain: D
Length: 660 amino acids
Theoretical weight: 73.49 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: Q9UBT2 (Residues: 1-640; Coverage: 100%)
Gene names: HRIHFB2115, SAE2, UBA2, UBLE1B
Sequence domains:
Structure domains:

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 22-ID
Spacegroup: P212121
Unit cell:
a: 56.139Å b: 115.378Å c: 172.973Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.228 0.225 0.258
Expression system: Escherichia coli