SMTL ID : 6tp2.1

Crystal structure of Bacillus paralicheniformis alpha-amylase in complex with beta-cyclodextrin

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.94 Å

Oligo State

monomer

Ligands

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

GLC-GLC-GLC-GLC-GLC-GLC-GLC.1: 9 residues within 4Å: Chain A: F.257, S.282, P.317, V.318, K.319, E.355, A.356, G.357, Y.358 1 PLIP interactions: 1 interactions with chain A Water bridges: A:K.319

2 x CA: CALCIUM ION(Non-covalent)

CA.2: 5 residues within 4Å: Chain A: N.104, D.194, D.200, H.235 Ligands: NA.4 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.194, A:D.194, A:D.200, A:H.235, H2O.6 CA.3: 5 residues within 4Å: Chain A: D.161, A.181, D.183, D.202, D.204 5 PLIP interactions: 5 interactions with chain A Metal complexes: A:D.161, A:A.181, A:D.183, A:D.202, A:D.204

2 x NA: SODIUM ION(Non-functional Binders)

NA.4: 7 residues within 4Å: Chain A: D.161, D.183, D.194, D.200, I.201, D.202 Ligands: CA.2 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:D.161, A:D.194 Water bridges: A:I.201 NA.5: 6 residues within 4Å: Chain A: G.300, Y.302, M.304, H.406, N.407, D.430 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:H.406, A:H.406

1 x MLI: MALONATE ION(Non-functional Binders)

MLI.6: 6 residues within 4Å: Chain A: L.196, A.232, K.234, H.235, E.261, L.335 6 PLIP interactions: 6 interactions with chain A Hydrophobic interactions: A:L.196 Water bridges: A:K.234, A:W.263 Salt bridges: A:K.234, A:H.235, A:H.235

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Bozic, N. et al., Characterization of the starch surface binding site on Bacillus paralicheniformis alpha-amylase. Int.J.Biol.Macromol. (2020)

Release Date

2020-10-14

Peptides

Amylase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Amylase

Related Entries With Identical Sequence