SMTL ID : 1wdp.1

The role of an inner loop in the catalytic mechanism of soybean beta-amylase

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.27 Å

Oligo State

monomer

Ligands

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

SO4.1: 4 residues within 4Å: Chain A: R.326, R.330, R.372, E.373 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:R.330 Water bridges: A:R.372 Salt bridges: A:R.326, A:R.372 SO4.2: 2 residues within 4Å: Chain A: H.119, R.130 3 PLIP interactions: 3 interactions with chain A Water bridges: A:R.130 Salt bridges: A:H.119, A:R.130 SO4.3: 2 residues within 4Å: Chain A: A.222, G.225 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:A.222 Water bridges: A:G.225 SO4.4: 2 residues within 4Å: Chain A: R.347, S.349 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:S.349 Water bridges: A:R.347, A:S.349, A:S.349 Salt bridges: A:R.347 SO4.5: 4 residues within 4Å: Chain A: R.372, P.479, T.480, L.481 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:L.481, A:L.481 Water bridges: A:R.372, A:R.372 Salt bridges: A:R.372 SO4.6: 2 residues within 4Å: Chain A: T.256, E.257 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:E.257 SO4.7: 4 residues within 4Å: Chain A: N.98, Y.192, P.193, Q.194 12 PLIP interactions: 12 interactions with chain A Hydrogen bonds: A:N.98, A:Q.194, A:Q.194 Water bridges: A:G.96, A:N.131, A:E.133, A:E.133, A:R.188, A:R.188, A:R.188, A:Q.194, A:S.195

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Kang, Y.N. et al., Structural analysis of threonine 342 mutants of soybean beta-amylase: role of a conformational change of the inner loop in the catalytic mechanism. Biochemistry (2005)

Release Date

2005-04-05

Peptides

Beta-amylase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Beta-amylase

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