SMTL ID : 1byd.1

CRYSTAL STRUCTURES OF SOYBEAN BETA-AMYLASE REACTED WITH BETA-MALTOSE AND MALTAL: ACTIVE SITE COMPONENTS AND THEIR APPARENT ROLE IN CATALYSIS

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.20 Å

Oligo State

monomer

Ligands

2 x RR7- GLC: alpha-D-glucopyranose-(1-4)-2-deoxy-beta-D-arabino-hexopyranose(Non-covalent)

RR7-GLC.1: 18 residues within 4Å: Chain A: M.17, L.20, D.53, W.55, I.89, H.93, V.99, D.101, A.184, E.186, K.295, T.342, E.380, N.381, A.382, L.419, R.420 Ligands: RR7-GLC.2 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:H.93, A:D.101, A:R.420, A:R.420, A:K.295, A:T.342, A:E.380, A:N.381 Water bridges: A:L.18, A:D.53, A:Q.94, A:A.184 Hydrophobic interactions: A:L.419 RR7-GLC.2: 14 residues within 4Å: Chain A: V.99, E.186, R.188, Y.192, W.198, S.297, G.298, H.300, W.301, T.342, C.343, M.346, L.383 Ligands: RR7-GLC.1 7 PLIP interactions: 7 interactions with chain A Hydrogen bonds: A:R.188, A:Y.192, A:S.297, A:G.298, A:G.298, A:T.342, A:T.342

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

SO4.3: 4 residues within 4Å: Chain A: R.326, R.330, R.372, K.478 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:R.330 Water bridges: A:R.372, A:R.372 Salt bridges: A:R.326, A:R.372, A:K.478

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Mikami, B. et al., Crystal structures of soybean beta-amylase reacted with beta-maltose and maltal: active site components and their apparent roles in catalysis. Biochemistry (1994)

Release Date

1994-07-31

Peptides

BETA-AMYLASE: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

BETA-AMYLASE

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