SMTL ID : 5nr8.1

Crystal structure of human chitotriosidase-1 (hCHIT) catalytic domain in complex with compound 7a

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.35 Å

Oligo State

monomer

Ligands

1 x 95N: 1-(3-azanyl-1~{H}-1,2,4-triazol-5-yl)-~{N}-[2-(4-bromophenyl)ethyl]-~{N}-methyl-piperidin-4-amine(Non-covalent)

95N.1: 19 residues within 4Å: Chain A: Y.6, W.78, D.117, E.119, A.162, M.189, Y.191, D.192, Y.246, R.248, T.274, E.276, M.279, L.280, A.281, M.335, W.337, L.341 Ligands: GOL.6 18 PLIP interactions: 18 interactions with chain A Hydrophobic interactions: A:W.78, A:W.78, A:Y.191, A:Y.246, A:M.279, A:L.341 Hydrogen bonds: A:Y.6, A:D.117, A:Y.191, A:R.248 Salt bridges: A:D.117, A:D.192 pi-Stacking: A:Y.6, A:Y.246, A:W.337 pi-Cation interactions: A:Y.6, A:W.78, A:W.78

6 x GOL: GLYCEROL(Non-functional Binders)

GOL.2: 2 residues within 4Å: Chain A: R.369, G.370 No protein-ligand interaction detected (PLIP) GOL.3: 5 residues within 4Å: Chain A: Q.181, N.182, L.183, D.184, K.238 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:Q.181, A:K.238 Water bridges: A:Q.181 GOL.4: 6 residues within 4Å: Chain A: S.28, C.30, T.31, N.66, L.366, P.368 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:C.30, A:N.66, A:L.366 GOL.5: 4 residues within 4Å: Chain A: N.9, W.10, T.48, E.49 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:N.9, A:T.48, A:E.49, A:E.49 Water bridges: A:G.76, A:G.76 GOL.6: 5 residues within 4Å: Chain A: W.10, R.14, T.274, E.276 Ligands: 95N.1 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:R.14, A:T.274 GOL.7: 7 residues within 4Å: Chain A: Y.120, P.164, A.165, M.189, Y.191, D.192, F.193 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:Y.120, A:A.165, A:D.192

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Mazur, M. et al., Targeting Acidic Mammalian chitinase Is Effective in Animal Model of Asthma. J. Med. Chem. (2018)

Release Date

2018-02-21

Peptides

Chitotriosidase-1: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Chitotriosidase-1

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