SMTL ID : 7ztn.2 (1 other biounit)

Crystal structure of fungal CE16 acetyl xylan esterase

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.45 Å

Oligo State

monomer

Ligands

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

NAG-NAG-BMA.1: 6 residues within 4Å: Chain A: F.59, Y.275, S.291, L.292, N.293, N.305 2 PLIP interactions: 2 interactions with chain A Hydrophobic interactions: A:L.292 Hydrogen bonds: A:L.292

2 x NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG.2: 3 residues within 4Å: Chain A: N.207, T.209, E.210 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:N.207, A:E.210 Water bridges: A:N.207 NAG.4: 6 residues within 4Å: Chain A: I.30, G.33, G.34, L.89, I.90, N.91 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:L.89, A:N.91

1 x B3P: 2-[3-(2-HYDROXY-1,1-DIHYDROXYMETHYL-ETHYLAMINO)-PROPYLAMINO]-2-HYDROXYMETHYL-PROPANE-1,3-DIOL(Non-covalent)

B3P.3: 12 residues within 4Å: Chain A: D.22, G.24, R.25, L.26, G.27, T.46, T.48, T.49, A.50, G.52, H.276, Y.298 11 PLIP interactions: 11 interactions with chain A Hydrogen bonds: A:D.22, A:D.22, A:D.22, A:G.24, A:L.26, A:G.27, A:T.49, A:A.50, A:G.52, A:H.276, A:Y.298

2 x SCN: THIOCYANATE ION(Non-functional Binders)

SCN.5: 3 residues within 4Å: Chain A: F.59, R.62, D.63 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:D.63 SCN.6: 5 residues within 4Å: Chain A: Y.28, N.31, H.32, H.43, D.44 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:D.44 Water bridges: A:Y.28

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

EDO.7: 2 residues within 4Å: Chain A: D.162, R.239 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:D.162, A:R.239 EDO.8: 3 residues within 4Å: Chain A: Q.106, K.166, T.167 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:K.166

1 x K: POTASSIUM ION(Non-covalent)

K.9: 2 residues within 4Å: Chain A: Y.165, K.166 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Pentari, C. et al., The role of CE16 exo-deacetylases in hemicellulolytic enzyme mixtures revealed by the biochemical and structural study of the novel TtCE16B esterase. Carbohydr Polym (2024)

Release Date

2023-08-23

Peptides

Carbohydrate esterase family 16 protein: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Carbohydrate esterase family 16 protein

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