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CRYSTAL STRUCTURE OF BOVINE BILE-SALT ACTIVATED LIPASE COMPLEXED WITH TAUROCHOLATE

X-ray diffraction
2.8Å resolution
PDB entry 1aql coloured by chain, front view.
PDB entry 1aql coloured by chain, side view.
PDB entry 1aql coloured by chain, top view.
Source organism: Bos taurus
Assembly composition:
monomeric (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Bile salt-activated lipase
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Multimeric state: monomeric
Accessible surface area: 21936.17 Å2
Buried surface area: 1563.58 Å2
Dissociation area: 228.62 Å2
Dissociation energy (ΔGdiss): -6.05 kcal/mol
Dissociation entropy (TΔSdiss): 5.47 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-151641
Assembly 2
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Assembly Name: Bile salt-activated lipase
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Multimeric state: monomeric
Accessible surface area: 22163.18 Å2
Buried surface area: 1637.39 Å2
Dissociation area: 264.67 Å2
Dissociation energy (ΔGdiss): -6.09 kcal/mol
Dissociation entropy (TΔSdiss): 5.33 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-151641

Macromolecules

Bile salt-activated lipase
Chains: A, B
Length: 532 amino acids
Theoretical weight: 59.07 KDa
Source organism: Bos taurus
UniProt:
  • Canonical: P30122 (Residues: 19-550; Coverage: 92%)
Gene name: CEL
Pfam: Carboxylesterase family
InterPro:
CATH: alpha/beta hydrolase
SCOP: Acetylcholinesterase-like
Bile salt-activated lipase in PDB entry 1aql, assembly 1, front view.
Bile salt-activated lipase in PDB entry 1aql, assembly 1, side view.
Bile salt-activated lipase in PDB entry 1aql, assembly 1, top view.
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