SMTL ID : 1v5i.1

Crystal structure of serine protease inhibitor POIA1 in complex with subtilisin BPN

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.50 Å

Oligo State

hetero-1-1-mer

Ligands

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

SO4.1: 2 residues within 4Å: Chain A: P.5, Y.6 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:Y.6 Water bridges: A:S.3, A:S.204, A:S.204, A:Q.206, A:Q.206 SO4.16: 3 residues within 4Å: Chain A: N.109 Chain B: N.34, E.35 5 PLIP interactions: 4 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:E.35, A:N.109 Water bridges: B:T.33, B:N.34, B:E.35

1 x CA: CALCIUM ION(Non-covalent)

CA.2: 6 residues within 4Å: Chain A: Q.2, D.41, L.75, N.77, I.79, V.81 5 PLIP interactions: 5 interactions with chain A Metal complexes: A:D.41, A:D.41, A:L.75, A:I.79, A:V.81

16 x GOL: GLYCEROL(Non-functional Binders)

GOL.3: 4 residues within 4Å: Chain A: N.62, S.63, H.64, Y.217 Ligand excluded by PLIP GOL.4: 1 residues within 4Å: Ligands: GOL.10 Ligand excluded by PLIP GOL.5: 5 residues within 4Å: Chain A: D.181, A.187, S.188, F.189, V.203 Ligand excluded by PLIP GOL.6: 4 residues within 4Å: Chain A: P.129, S.130 Chain B: H.71, V.72 Ligand excluded by PLIP GOL.7: 5 residues within 4Å: Chain A: Y.6, D.181, S.182, V.203, S.204 Ligand excluded by PLIP GOL.8: 5 residues within 4Å: Chain A: N.118, M.119, S.145, G.146, V.147 Ligand excluded by PLIP GOL.9: 3 residues within 4Å: Chain A: G.47, A.48, W.113 Ligand excluded by PLIP GOL.10: 5 residues within 4Å: Chain A: S.38, H.39, P.40 Ligands: GOL.4, GOL.15 Ligand excluded by PLIP GOL.11: 4 residues within 4Å: Chain A: A.1, G.80, Q.206, Y.214 Ligand excluded by PLIP GOL.12: 2 residues within 4Å: Chain A: K.141, A.144 Ligand excluded by PLIP GOL.13: 4 residues within 4Å: Chain A: K.136, D.140, P.172, S.173 Ligand excluded by PLIP GOL.14: 5 residues within 4Å: Chain A: V.143, A.144, S.145, G.146, N.243 Ligand excluded by PLIP GOL.15: 4 residues within 4Å: Chain A: S.38, P.40, N.212 Ligands: GOL.10 Ligand excluded by PLIP GOL.17: 6 residues within 4Å: Chain B: K.17, E.20, T.21, E.24, K.55, L.63 Ligand excluded by PLIP GOL.18: 2 residues within 4Å: Chain B: K.10, N.11 Ligand excluded by PLIP GOL.19: 2 residues within 4Å: Chain B: S.14, K.17 Ligand excluded by PLIP

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Lee, W.C. et al., Crystal structure of serine protease inhibitor POIA1 in complex with subtilisin BPN. To be Published

Release Date

2005-03-08

Peptides

Subtilisin BPN': A
IA-1=serine proteinase inhibitor: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Subtilisin BPN'

IA-1=serine proteinase inhibitor