› 6ixx

X-ray diffraction
2Å resolution

Crystal structure of a complex between psychrophilic marine protease MP and its inhibitor LupI

Released:
DOI: 10.2210/pdb6ixx/pdb
PDB entry 6ixx coloured by chain, front view.
PDB entry 6ixx coloured by chain, side view.
PDB entry 6ixx coloured by chain, top view.
Source organism: Flavobacterium sp. YS-80-122
Entry authors: Hao JH, Zhang LH

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-112054 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Peptidase metallopeptidase domain-containing protein Chain: A
Molecule details ›
Chain: A
Length: 463 amino acids
Theoretical weight: 48.63 KDa
Source organism: Flavobacterium sp. YS-80-122
UniProt:
  • Canonical: D0VMS8 (Residues: 18-480; Coverage: 97%)
Gene name: lupA
Sequence domains:
Alkaline proteinase inhibitor/ Outer membrane lipoprotein Omp19 domain-containing protein Chain: I
Molecule details ›
Chain: I
Length: 97 amino acids
Theoretical weight: 10.55 KDa
Source organism: Flavobacterium sp. YS-80-122
UniProt:
  • Canonical: G3MEU6 (Residues: 19-115; Coverage: 93%)
Gene name: lupI
Sequence domains: Protease inhibitor Inh

Ligands and Environments

2 bound ligands:
Ligand CA 8 x CA
Ligand ZN 1 x ZN
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRF BEAMLINE BL17U
Spacegroup: P21
Unit cell:
a: 51.664Å b: 51.852Å c: 102.142Å
α: 90° β: 97.68° γ: 90°
R-values:
R R work R free
0.186 0.184 0.23

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