SMTL ID : 6sav.1 (1 other biounit)

Structural and functional characterisation of three novel fungal amylases with enhanced stability and pH tolerance

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.40 Å

Oligo State

monomer

Ligands

1 x CA: CALCIUM ION(Non-covalent)

CA.1: 4 residues within 4Å: Chain A: N.113, E.148, D.158, H.193 5 PLIP interactions: 3 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:E.148, A:D.158, A:H.193, H2O.7, H2O.8

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

NAG.2: 5 residues within 4Å: Chain A: Y.80, I.173, G.176, W.177, N.180 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:Y.80 Hydrogen bonds: A:N.180 Water bridges: A:G.176, A:Y.181

3 x GOL: GLYCEROL(Non-functional Binders)

GOL.3: 8 residues within 4Å: Chain A: Y.74, H.114, V.152, L.156, D.189, T.190, E.213 Ligands: GOL.5 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:H.114, A:E.213 Water bridges: A:R.187 GOL.5: 7 residues within 4Å: Chain A: H.72, Y.74, H.279, D.280, D.323, R.327 Ligands: GOL.3 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:D.280, A:R.327, A:R.327 Water bridges: A:Y.71, A:Y.71, A:H.72 GOL.6: 5 residues within 4Å: Chain A: N.242, V.246, P.282, R.283, S.287 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:N.242, A:R.283, A:S.287 Water bridges: A:N.242, A:S.247

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

SO4.4: 3 residues within 4Å: Chain A: Y.141, K.192, H.193 3 PLIP interactions: 3 interactions with chain A Water bridges: A:A.153 Salt bridges: A:K.192, A:H.193

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Roth, C. et al., Structural and Functional Characterization of Three Novel Fungal Amylases with Enhanced Stability and pH Tolerance. Int J Mol Sci (2019)

Release Date

2019-10-23

Peptides

Alpha-amylase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Alpha-amylase