7dm1

X-ray diffraction
2.1Å resolution

crystal structure of the M.tuberculosis phosphate ABC transport receptor PstS-1 in complex with Fab p4-36

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero trimer (preferred)
PDBe Complex ID:
PDB-CPX-551933 (preferred)
Entry contents:
3 distinct polypeptide molecules
Macromolecules (3 distinct):
Phosphate-binding protein PstS 1 Chains: A, B
Molecule details ›
Chains: A, B
Length: 359 amino acids
Theoretical weight: 37.02 KDa
Source organism: Mycobacterium tuberculosis H37Rv
Expression system: Escherichia coli K-12
UniProt:
  • Canonical: P9WGU1 (Residues: 25-374; Coverage: 100%)
Gene names: MTCY08D9.05c, Rv0934, phoS1, pstS1
Sequence domains: Bacterial extracellular solute-binding protein
light chain Chains: C, E
Molecule details ›
Chains: C, E
Length: 220 amino acids
Theoretical weight: 23.33 KDa
Source organism: Homo sapiens
Expression system: Homo sapiens
heavy chain Chains: D, F
Molecule details ›
Chains: D, F
Length: 233 amino acids
Theoretical weight: 25.04 KDa
Source organism: Homo sapiens
Expression system: Homo sapiens

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRF BEAMLINE BL17U
Spacegroup: P21
Unit cell:
a: 92.605Å b: 78.144Å c: 132.613Å
α: 90° β: 90.36° γ: 90°
R-values:
R R work R free
0.189 0.186 0.23
Expression systems:
  • Escherichia coli K-12
  • Homo sapiens