PDBe 1jj7

X-ray diffraction
2.4Å resolution

Crystal Structure of the C-terminal ATPase domain of human TAP1


Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Antigen peptide transporter 1 Chain: A
Molecule details ›
Chain: A
Length: 260 amino acids
Theoretical weight: 28.13 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
  • Canonical: Q03518 (Residues: 549-808; Coverage: 32%)
Gene names: ABCB2, PSF1, RING4, TAP1, Y3
Sequence domains: ABC transporter
Structure domains: P-loop containing nucleotide triphosphate hydrolases

Ligands and Environments

2 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 14-BM-C
Spacegroup: P62
Unit cell:
a: 87.57Å b: 87.57Å c: 79.85Å
α: 90° β: 90° γ: 120°
R R work R free
0.198 0.198 0.24
Expression system: Escherichia coli BL21(DE3)