SMTL ID : 4is5.2 (1 other biounit)

Crystal Structure of the ligand-free inactive Matriptase

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.48 Å

Oligo State

homo-dimer

Ligands

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

SO4.1: 7 residues within 4Å: Chain A: H.19, A.20, L.21, G.22, Q.23, G.24, R.70 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:G.22, A:G.24 Water bridges: A:R.70, A:R.70 Salt bridges: A:H.19, A:R.70 SO4.2: 5 residues within 4Å: Chain A: H.42, Q.188, G.189, A.191 Ligands: GOL.3 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:G.189 Salt bridges: A:H.42 SO4.5: 5 residues within 4Å: Chain A: K.129, A.130, R.155 Chain B: S.122, V.124 7 PLIP interactions: 6 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:A.130 Water bridges: A:K.129, A:A.130, A:R.155, A:R.155, B:V.124 Salt bridges: A:R.155 SO4.7: 1 residues within 4Å: Chain A: R.51 2 PLIP interactions: 2 interactions with chain A Water bridges: A:D.46 Salt bridges: A:R.51 SO4.9: 7 residues within 4Å: Chain B: H.19, A.20, L.21, G.22, Q.23, G.24, R.70 6 PLIP interactions: 6 interactions with chain B Hydrogen bonds: B:G.22, B:G.24 Water bridges: B:R.70, B:R.70 Salt bridges: B:H.19, B:R.70 SO4.10: 5 residues within 4Å: Chain B: H.42, Q.188, G.189, A.191 Ligands: GOL.11 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:G.189 Salt bridges: B:H.42 SO4.13: 5 residues within 4Å: Chain A: S.122, V.124 Chain B: K.129, A.130, R.155 7 PLIP interactions: 6 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:A.130 Water bridges: B:K.129, B:A.130, B:R.155, B:R.155, A:V.124 Salt bridges: B:R.155 SO4.15: 1 residues within 4Å: Chain B: R.51 2 PLIP interactions: 2 interactions with chain B Water bridges: B:D.46 Salt bridges: B:R.51

6 x GOL: GLYCEROL(Non-functional Binders)

GOL.3: 12 residues within 4Å: Chain A: S.186, C.187, Q.188, G.189, D.190, A.191, V.210, S.211, W.212, G.213, C.216 Ligands: SO4.2 8 PLIP interactions: 8 interactions with chain A Hydrogen bonds: A:S.186, A:G.189, A:D.190, A:A.191, A:G.215 Water bridges: A:S.211, A:G.213, A:G.213 GOL.4: 5 residues within 4Å: Chain A: V.75, Q.76, E.77, R.78, E.108 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:E.77, A:E.77, A:R.78, A:R.78, A:E.108, A:E.108 GOL.6: 5 residues within 4Å: Chain A: E.11, W.12, W.132, K.151, V.198 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:K.151 GOL.11: 12 residues within 4Å: Chain B: S.186, C.187, Q.188, G.189, D.190, A.191, V.210, S.211, W.212, G.213, C.216 Ligands: SO4.10 8 PLIP interactions: 8 interactions with chain B Hydrogen bonds: B:S.186, B:G.189, B:D.190, B:A.191, B:G.215 Water bridges: B:S.211, B:G.213, B:G.213 GOL.12: 5 residues within 4Å: Chain B: V.75, Q.76, E.77, R.78, E.108 6 PLIP interactions: 6 interactions with chain B Hydrogen bonds: B:E.77, B:E.77, B:R.78, B:R.78, B:E.108, B:E.108 GOL.14: 5 residues within 4Å: Chain B: E.11, W.12, W.132, K.151, V.198 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:K.151

2 x GSH: GLUTATHIONE(Non-covalent)

GSH.8: 8 residues within 4Å: Chain A: W.14, Y.109, R.114, P.115, I.116, C.117, R.203, I.204 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:R.114, A:P.115, A:R.203, A:I.204 Water bridges: A:Y.109 Salt bridges: A:R.114 GSH.16: 8 residues within 4Å: Chain B: W.14, Y.109, R.114, P.115, I.116, C.117, R.203, I.204 6 PLIP interactions: 6 interactions with chain B Hydrogen bonds: B:R.114, B:P.115, B:R.203, B:I.204 Water bridges: B:Y.109 Salt bridges: B:R.114

Links

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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: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

Suppressor of tumorigenicity 14 protein

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