SMTL ID : 3uou.1

Crystal structure of the Kunitz-type protease inhibitor ShPI-1 Lys13Leu mutant in complex with pancreatic elastase

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.00 Å

Oligo State

hetero-1-1-mer

Ligands

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

SO4.1: 4 residues within 4Å: Chain A: W.164, S.210, R.211 Chain B: R.11 3 PLIP interactions: 1 interactions with chain B, 2 interactions with chain A Salt bridges: B:R.11 Hydrogen bonds: A:R.211 Water bridges: A:R.211 SO4.2: 4 residues within 4Å: Chain A: G.118, R.225, S.227, A.228 5 PLIP interactions: 5 interactions with chain A Water bridges: A:G.118, A:G.118, A:G.118, A:R.225 Salt bridges: A:R.225 SO4.3: 4 residues within 4Å: Chain A: R.49 Chain B: R.18, Y.33, G.35 4 PLIP interactions: 2 interactions with chain A, 2 interactions with chain B Water bridges: A:T.85, B:G.38 Salt bridges: A:R.49, B:R.18 SO4.4: 3 residues within 4Å: Chain A: A.89, T.167 Chain B: R.11 4 PLIP interactions: 3 interactions with chain A, 1 interactions with chain B Water bridges: A:A.89, A:K.169, A:K.169 Salt bridges: B:R.11 SO4.5: 5 residues within 4Å: Chain A: R.211 Chain B: K.7, K.8, V.9, G.10 4 PLIP interactions: 3 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:K.7, B:V.9, B:G.10 Salt bridges: A:R.211 SO4.6: 3 residues within 4Å: Chain A: R.136, G.139, Q.140 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:Q.140 Salt bridges: A:R.136 SO4.13: 4 residues within 4Å: Chain A: R.211 Chain B: K.8, R.11 Ligands: SO4.14 8 PLIP interactions: 3 interactions with chain B, 5 interactions with chain A Water bridges: B:R.11, A:D.87, A:V.88, A:R.211, A:R.211 Salt bridges: B:K.8, B:R.11, A:R.211 SO4.14: 3 residues within 4Å: Chain A: R.211 Chain B: K.8 Ligands: SO4.13 4 PLIP interactions: 1 interactions with chain B, 3 interactions with chain A Salt bridges: B:K.8, A:R.211 Water bridges: A:R.211, A:R.211

7 x GOL: GLYCEROL(Non-functional Binders)

GOL.7: 3 residues within 4Å: Chain A: S.160, S.161, S.162 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:S.161, A:S.162, A:S.162 GOL.8: 3 residues within 4Å: Chain A: K.169, N.170, S.171 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:N.170, A:S.171, A:S.171 GOL.9: 4 residues within 4Å: Chain A: E.6, A.7, Q.8, R.9 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:E.6, A:R.9 Water bridges: A:E.6, A:R.9 GOL.10: 5 residues within 4Å: Chain A: L.62, N.63, L.141, A.142, Q.143 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:N.63, A:A.142 GOL.11: 2 residues within 4Å: Chain A: R.54, Y.71 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:R.54, A:R.54 Water bridges: A:Y.71, A:Y.71 GOL.12: 3 residues within 4Å: Chain A: S.161, G.165, S.166 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:S.161, A:S.166, A:S.166 GOL.15: 4 residues within 4Å: Chain A: Y.20 Chain B: F.16, P.17, R.18 3 PLIP interactions: 1 interactions with chain A, 2 interactions with chain B Water bridges: A:Y.20 Hydrogen bonds: B:P.17, B:R.18

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Garcia-Fernandez, R. et al., Three-dimensional Structure of a Kunitz-type Inhibitor in Complex with an Elastase-like Enzyme. J.Biol.Chem. (2015)

Release Date

2012-11-21

Peptides

Chymotrypsin-like elastase family member 1: A
Kunitz-type proteinase inhibitor SHPI-1: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Chymotrypsin-like elastase family member 1

Kunitz-type proteinase inhibitor SHPI-1

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