SMTL ID : 4j0l.1

Crystal Structure of a Family GH19 Chitinase (W72A/E67Q mutant) from rye seeds in complex with two (GlcNAc)4 molecules

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.90 Å

Oligo State

monomer

Ligands

2 x NAG- NAG- NAG- NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose

NAG-NAG-NAG-NAG.1: 20 residues within 4Å: Chain A: H.67, Q.68, T.69, T.70, G.71, G.72, A.73, F.87, Q.89, E.90, R.91, Q.119, N.200, E.204, S.211, R.212, D.215, R.216 Ligands: NAG-NAG-NAG-NAG.2, EDO.3 8 PLIP interactions: 8 interactions with chain A Hydrophobic interactions: A:F.87 Hydrogen bonds: A:Q.68, A:Q.68, A:R.91, A:Q.119, A:N.200, A:E.204, A:R.216 NAG-NAG-NAG-NAG.2: 20 residues within 4Å: Chain A: Q.68, E.90, Y.97, I.118, Q.119, L.120, S.121, H.122, Y.124, N.125, F.158, Q.163, P.165, K.166, I.199, N.200, G.202, L.203, A.244 Ligands: NAG-NAG-NAG-NAG.1 2 PLIP interactions: 2 interactions with chain A Hydrophobic interactions: A:Y.124 Water bridges: A:F.243

1 x EDO: 1,2-ETHANEDIOL(Non-functional Binders)

EDO.3: 7 residues within 4Å: Chain A: G.71, G.72, A.73, A.76, W.83 Ligands: NAG-NAG-NAG-NAG.1, NAG-NAG-NAG-NAG.1 No protein-ligand interaction detected (PLIP)

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

SO4.4: 6 residues within 4Å: Chain A: H.9, D.13, R.19, Y.30, T.31, Y.32 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:Y.32 Water bridges: A:N.20, A:D.33 Salt bridges: A:H.9, A:R.19 SO4.5: 2 residues within 4Å: Chain A: R.14, R.222 2 PLIP interactions: 2 interactions with chain A Salt bridges: A:R.14, A:R.222 SO4.6: 4 residues within 4Å: Chain A: S.50, D.52, A.53, R.56 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:S.50 Water bridges: A:S.50, A:S.50 Salt bridges: A:R.56 SO4.7: 3 residues within 4Å: Chain A: R.111, Y.113, D.142 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:Y.113, A:R.115, A:D.142 Water bridges: A:R.111 Salt bridges: A:R.111 SO4.8: 6 residues within 4Å: Chain A: Q.89, E.90, G.92, A.93, R.111, Y.113 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:A.93, A:Y.113 Salt bridges: A:R.111

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Ohnuma, T. et al., Complete subsite mapping of a "loopful" GH19 chitinase from rye seeds based on its crystal structure. Febs Lett. (2013)

Release Date

2013-10-16

Peptides

Basic endochitinase C: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Basic endochitinase C