1l4z

X-ray diffraction
2.8Å resolution

X-RAY CRYSTAL STRUCTURE OF THE COMPLEX OF MICROPLASMINOGEN WITH ALPHA DOMAIN OF STREPTOKINASE IN THE PRESENCE CADMIUM IONS

Released:

Function and Biology Details

Structure analysis Details

Assemblies composition:
hetero dimer (preferred)
hetero tetramer
PDBe Complex ID:
PDB-CPX-133231 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Plasmin light chain B Chain: A
Molecule details ›
Chain: A
Length: 248 amino acids
Theoretical weight: 27.18 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P00747 (Residues: 563-810; Coverage: 31%)
Gene name: PLG
Sequence domains: Trypsin
Structure domains: Trypsin-like serine proteases
Streptokinase C Chain: B
Molecule details ›
Chain: B
Length: 136 amino acids
Theoretical weight: 14.91 KDa
Source organism: Streptococcus dysgalactiae subsp. equisimilis
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: P00779 (Residues: 27-173; Coverage: 33%)
Gene name: skc
Sequence domains: Staphylokinase/Streptokinase family
Structure domains: Ubiquitin-like (UB roll)

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RU300
Spacegroup: P6522
Unit cell:
a: 118.4Å b: 118.4Å c: 134.9Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.22 0.22 0.262
Expression systems:
  • Escherichia coli
  • Escherichia coli BL21