SMTL ID : 7jqn.1

Crystal structure of the R64M mutant of Bauhinia Bauhinioides Kallikrein Inhibitor complexed with Human Kallikrein 4

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.50 Å

Oligo State

hetero-1-1-mer

Ligands

3 x 2PE: NONAETHYLENE GLYCOL(Non-covalent)

2PE.1: 3 residues within 4Å: Chain A: S.11, P.13, R.103 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:R.103 2PE.2: 4 residues within 4Å: Chain A: V.143, V.147, G.164, G.165 No protein-ligand interaction detected (PLIP) 2PE.4: 6 residues within 4Å: Chain A: L.82, L.155 Chain B: S.108, L.109, L.110, E.129 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:L.109, B:L.110, B:L.110, B:E.129

1 x CD: CADMIUM ION(Non-covalent)

CD.3: 2 residues within 4Å: Chain A: H.10, E.61 3 PLIP interactions: 1 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:H.10, H2O.1, H2O.2

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

SO4.5: 2 residues within 4Å: Chain B: N.9, T.164 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:N.9, B:N.9

1 x CL: CHLORIDE ION(Non-functional Binders)

CL.6: 2 residues within 4Å: Chain B: T.8, R.161 Ligand excluded by PLIP

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Li, M. et al., Structural studies of the complexes of kallikrein 4 (KLK4) with the wild-type and mutated forms of the Knitz-type inhibitor BbKI. To Be Published

Release Date

2021-07-21

Peptides

Kallikrein-4: A
Kunitz-type inihibitor: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
E

B
I

Kallikrein-4

Kunitz-type inihibitor

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