SMTL ID : 3qgv.1

Crystal structure of a thermostable amylase variant

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.10 Å

Oligo State

monomer

Ligands

1 x GLC- GLC- GLC- GLC- GLC- GLC- GLC: Cycloheptakis-(1-4)-(alpha-D-glucopyranose)(Non-covalent)

GLC-GLC-GLC-GLC-GLC-GLC-GLC.1: 14 residues within 4Å: Chain A: E.7, K.8, G.9, K.241, P.278, F.279, E.307, G.308, G.338, G.339, S.340, Y.358 Ligands: GLC-FRU.3, SO4.10 No protein-ligand interaction detected (PLIP)

2 x GLC- FRU: beta-D-fructofuranose-(2-1)-alpha-D-glucopyranose(Non-covalent)

GLC-FRU.2: 8 residues within 4Å: Chain A: F.68, E.72, Y.73, K.86, K.138, E.181, Y.186, S.189 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:F.68, A:E.72, A:Y.73, A:K.138, A:S.189, A:S.189 Water bridges: A:K.86, A:K.86, A:K.86 GLC-FRU.3: 7 residues within 4Å: Chain A: K.209, L.212, G.216, G.239, K.241, K.280 Ligands: GLC-GLC-GLC-GLC-GLC-GLC-GLC.1 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:K.280, A:K.280, A:K.209, A:L.212, A:G.239 Water bridges: A:K.241, A:G.217

1 x ZN: ZINC ION(Non-covalent)

ZN.4: 4 residues within 4Å: Chain A: H.147, H.152, C.166, D.168 4 PLIP interactions: 3 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:H.147, A:H.152, A:C.166, H2O.7

4 x CA: CALCIUM ION(Non-covalent)

CA.5: 5 residues within 4Å: Chain A: N.110, D.155, G.157, D.164, G.202 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.155, A:G.157, A:D.164, A:D.164, H2O.1 CA.6: 3 residues within 4Å: Chain A: G.24, E.80, E.88 5 PLIP interactions: 2 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:G.24, A:E.80, H2O.5, H2O.6, H2O.7 CA.7: 3 residues within 4Å: Chain A: D.347, D.349, E.350 5 PLIP interactions: 3 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:D.347, A:D.349, A:E.350, H2O.6, H2O.7 CA.8: 3 residues within 4Å: Chain A: D.252, D.256, I.292 5 PLIP interactions: 2 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:D.252, A:I.292, H2O.6, H2O.6, H2O.7

1 x TRS: 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL(Non-functional Binders)

TRS.9: 8 residues within 4Å: Chain A: Y.62, F.159, R.196, D.198, Y.199, E.222, H.288, D.289 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:R.196, A:R.196, A:D.198 Water bridges: A:E.222, A:D.289

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

SO4.10: 5 residues within 4Å: Chain A: F.279, Y.358 Ligands: GLC-GLC-GLC-GLC-GLC-GLC-GLC.1, GLC-GLC-GLC-GLC-GLC-GLC-GLC.1, GLC-GLC-GLC-GLC-GLC-GLC-GLC.1 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:Y.358

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Hein, K.L. et al., Structure of a highly mutated, thermostable \xCE\xB1-amylase variant. To be Published

Release Date

2012-02-01

Peptides

Alpha amylase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Alpha amylase