SMTL ID : 4iso.1

Crystal Structure of Matriptase in complex with its inhibitor HAI-1

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.01 Å

Oligo State

hetero-1-1-mer

Ligands

1 x GSH: GLUTATHIONE(Non-covalent)

GSH.1: 8 residues within 4Å: Chain A: W.14, Y.109, R.114, P.115, I.116, C.117, R.203, I.204 8 PLIP interactions: 8 interactions with chain A Hydrogen bonds: A:R.114, A:P.115, A:C.117, A:I.204 Water bridges: A:Y.109, A:R.203, A:R.203 Salt bridges: A:R.114

2 x GOL: GLYCEROL(Non-functional Binders)

GOL.2: 7 residues within 4Å: Chain A: F.125, V.156, I.157, Q.158, Q.159, M.175, R.227 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:F.125, A:I.157, A:Q.159, A:Q.159, A:R.227, A:R.227 GOL.3: 10 residues within 4Å: Chain A: H.42, C.43, Y.44, I.45, D.47, Y.52 Chain B: F.19, R.21, Y.36, G.38 7 PLIP interactions: 4 interactions with chain A, 3 interactions with chain B Hydrogen bonds: A:H.42, A:I.45, A:I.45, A:D.47, B:R.21, B:R.21 Water bridges: B:Y.36

4 x PEG: DI(HYDROXYETHYL)ETHER(Non-functional Binders)

PEG.4: 7 residues within 4Å: Chain A: H.19, L.21, T.56, Q.57, W.58, T.59, R.79 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:T.59 Water bridges: A:H.19, A:G.22 PEG.5: 10 residues within 4Å: Chain A: D.8, E.9, G.10, E.11, W.12, P.13, L.64, H.65, M.112, L.149 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:G.10, A:E.11, A:W.12, A:M.112 Water bridges: A:L.64 PEG.7: 5 residues within 4Å: Chain A: L.21, G.22, F.50 Chain B: L.47, R.48 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:R.48 PEG.8: 3 residues within 4Å: Chain B: G.41, N.42, K.43 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:K.43

1 x PGE: TRIETHYLENE GLYCOL(Non-functional Binders)

PGE.6: 5 residues within 4Å: Chain A: S.181, G.183, A.217, Q.218, R.219 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:Q.218

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Zhao, B. et al., Crystal structures of matriptase in complex with its inhibitor hepatocyte growth factor activator inhibitor-1. J.Biol.Chem. (2013)

Release Date

2013-03-06

Peptides

Suppressor of tumorigenicity 14 protein: A
Kunitz-type protease inhibitor 1: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Suppressor of tumorigenicity 14 protein

Kunitz-type protease inhibitor 1

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