SMTL ID : 1hn4.1

PROPHOSPHOLIPASE A2 DIMER COMPLEXED WITH MJ33, SULFATE, AND CALCIUM

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.50 Å

Oligo State

homo-dimer

Ligands

2 x CA: CALCIUM ION(Non-covalent)

CA.1: 5 residues within 4Å: Chain A: Y.35, G.37, G.39, D.56 Ligands: MJI.4 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:Y.35, A:G.37, A:G.39, A:D.56, H2O.1 CA.5: 4 residues within 4Å: Chain B: Y.35, G.37, G.39, D.56 5 PLIP interactions: 4 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:Y.35, B:G.37, B:G.39, B:D.56, H2O.12

5 x SO4: SULFATE ION(Non-functional Binders)

SO4.2: 8 residues within 4Å: Chain A: R.13, H.24, P.25, L.26, M.27 Chain B: S.5, S.6, Y.76 6 PLIP interactions: 2 interactions with chain B, 4 interactions with chain A Hydrogen bonds: B:S.6, A:L.26, A:M.27 Water bridges: B:R.7, A:H.24 Salt bridges: A:R.13 SO4.3: 2 residues within 4Å: Chain A: N.92, K.94 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:N.92 Water bridges: A:S.93 Salt bridges: A:K.94 SO4.6: 8 residues within 4Å: Chain A: S.5, S.6, Y.76 Chain B: R.13, H.24, P.25, L.26, M.27 8 PLIP interactions: 5 interactions with chain B, 3 interactions with chain A Hydrogen bonds: B:H.24, B:L.26, B:M.27, A:S.6, A:S.6 Water bridges: B:H.24, A:R.7 Salt bridges: B:R.13 SO4.7: 3 residues within 4Å: Chain A: R.13, K.17 Chain B: R.7 11 PLIP interactions: 3 interactions with chain B, 8 interactions with chain A Water bridges: B:R.7, B:Y.76, A:R.13, A:R.13, A:R.13, A:K.17, A:K.17, A:K.17 Salt bridges: B:R.7, A:R.13, A:K.17 SO4.8: 2 residues within 4Å: Chain B: R.13, K.17 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:R.13 Water bridges: B:R.13 Salt bridges: B:K.17

1 x MJI: 1-HEXADECYL-3-TRIFLUOROETHYL-SN-GLYCERO-2-PHOSPHATE METHANE(Non-covalent)

MJI.4: 22 residues within 4Å: Chain A: I.4, S.6, L.9, F.12, R.13, P.25, L.26, F.29, N.30, Y.35, C.36, G.37, C.52, H.55, D.56, Y.59, F.113 Chain B: S.6, L.9, R.13, P.25 Ligands: CA.1 11 PLIP interactions: 8 interactions with chain A, 3 interactions with chain B Hydrophobic interactions: A:L.9, A:R.13, A:P.25, A:L.26, B:L.9, B:R.13, B:P.25 Hydrogen bonds: A:G.37, A:D.56 Salt bridges: A:H.55 Halogen bonds: A:H.55

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Epstein, T.M. et al., The basis for k(cat) impairment in prophospholipase A(2) from the anion-assisted dimer structure. Biochemistry (2001)

Release Date

2001-12-05

Peptides

PROPHOSPHOLIPASE A2: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

PROPHOSPHOLIPASE A2