SMTL ID : 1mf4.1

Structure-based design of potent and selective inhibitors of phospholipase A2: Crystal structure of the complex formed between phosholipase A2 from Naja Naja sagittifera and a designed peptide inhibitor at 1.9 A resolution

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.90 Å

Oligo State

monomer

Ligands

1 x VAL- ALA- PHE- ARG- SER: VAL-ALA-PHE-ARG-SER(Non-covalent)

VAL-ALA-PHE-ARG-SER.1: 14 residues within 4Å: Chain A: F.5, K.6, I.9, W.18, F.21, A.22, Y.27, G.29, K.30, C.44, H.47, D.48, Y.63 Ligands: CA.2 11 PLIP interactions: 11 interactions with chain A Hydrophobic interactions: A:F.5, A:W.18, A:W.18, A:K.30, A:Y.63 Hydrogen bonds: A:G.29, A:C.44, A:H.47, A:D.48, A:Y.63 Salt bridges: A:D.48

1 x CA: CALCIUM ION(Non-covalent)

CA.2: 5 residues within 4Å: Chain A: Y.27, K.30, G.31, D.48 Ligands: VAL-ALA-PHE-ARG-SER.1 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:Y.27, A:K.30, A:G.31, A:D.48, H2O.43

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Singh, R.K. et al., Design of specific peptide inhibitors for group I phospholipase A2: structure of a complex formed between phospholipase A2 from Naja naja sagittifera (group I) and a designed peptide inhibitor Val-Ala-Phe-Arg-Ser (VAFRS) at 1.9 A resolution reveals unique features. Biochemistry (2003)

Release Date

2003-09-30

Peptides

Phospholipase A2: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Phospholipase A2

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