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

X-ray structure of a monoclinic form of alpha amylase from Aspergillus at 1.4 A resolution

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.40 Å

Oligo State

monomer

Ligands

1 x CA: CALCIUM ION(Non-covalent)

CA.1: 6 residues within 4Å: Chain A: N.142, H.168, E.183, D.196, H.231, V.232 5 PLIP interactions: 3 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:E.183, A:D.196, A:H.231, H2O.6, H2O.7

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

NAG.2: 7 residues within 4Å: Chain A: Y.109, W.211, S.214, L.215, N.218, Y.219 Ligands: MPD.3 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:L.215 Hydrogen bonds: A:N.218 Water bridges: A:S.214

1 x MPD: (4S)-2-METHYL-2,4-PENTANEDIOL(Non-functional Binders)

MPD.3: 13 residues within 4Å: Chain A: V.86, T.87, I.108, Y.109, S.110, L.111, A.118, L.121, W.211, L.215, N.218, Y.219 Ligands: NAG.2 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:L.111, A:L.215 Hydrogen bonds: A:I.108

1 x MES: 2-(N-MORPHOLINO)-ETHANESULFONIC ACID(Non-covalent)

MES.4: 5 residues within 4Å: Chain A: Y.176, E.177, D.254, D.256, Y.259 4 PLIP interactions: 4 interactions with chain A Water bridges: A:Y.176, A:D.256 Salt bridges: A:E.177, A:D.254

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Gee, C.L. et al., Structures of two novel crystal forms of Aspergillus oryzae alpha amylase (taka-amylase). J.Biosci.Bioeng. (2021)

Release Date

2020-10-14

Peptides

Alpha-amylase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Alpha-amylase

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