SMTL ID : 1dhk.1

STRUCTURE OF PORCINE PANCREATIC ALPHA-AMYLASE

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.85 Å

Oligo State

hetero-2-2-mer

Ligands

4 x NAG- NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG-NAG.1: 13 residues within 4Å: Chain B: F.11, N.12, T.14, V.24, S.25, S.26, G.28 Chain D: Q.50, S.54, T.55, E.170, D.173, W.174 No protein-ligand interaction detected (PLIP) NAG-NAG.2: 5 residues within 4Å: Chain B: D.63, N.65, R.136, S.199, S.201 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:R.136 NAG-NAG.8: 13 residues within 4Å: Chain B: Q.50, S.54, T.55, E.170, D.173, W.174 Chain D: F.11, N.12, T.14, V.24, S.25, S.26, G.28 No protein-ligand interaction detected (PLIP) NAG-NAG.9: 5 residues within 4Å: Chain D: D.63, N.65, R.136, S.199, S.201 1 PLIP interactions: 1 interactions with chain D Hydrogen bonds: D:R.136

6 x CA: CALCIUM ION(Non-covalent)

CA.3: 4 residues within 4Å: Chain A: N.100, R.158, D.167, H.201 5 PLIP interactions: 2 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:D.167, A:H.201, H2O.1, H2O.1, H2O.2 CA.6: 4 residues within 4Å: Chain A: E.149 Chain B: E.101, D.112, D.117 5 PLIP interactions: 3 interactions with chain B, 2 Ligand-Water interactions Metal complexes: B:E.101, B:D.112, B:D.117, H2O.11, H2O.12 CA.7: 5 residues within 4Å: Chain B: S.33, S.36, Y.37, S.183, S.189 5 PLIP interactions: 2 interactions with chain B, 3 Ligand-Water interactions Metal complexes: B:S.36, B:S.189, H2O.12, H2O.12, H2O.12 CA.10: 4 residues within 4Å: Chain C: N.100, R.158, D.167, H.201 5 PLIP interactions: 2 interactions with chain C, 3 Ligand-Water interactions Metal complexes: C:D.167, C:H.201, H2O.14, H2O.14, H2O.14 CA.13: 4 residues within 4Å: Chain C: E.149 Chain D: E.101, D.112, D.117 5 PLIP interactions: 3 interactions with chain D, 2 Ligand-Water interactions Metal complexes: D:E.101, D:D.112, D:D.117, H2O.24, H2O.24 CA.14: 5 residues within 4Å: Chain D: S.33, S.36, Y.37, S.183, S.189 5 PLIP interactions: 2 interactions with chain D, 3 Ligand-Water interactions Metal complexes: D:S.36, D:S.189, H2O.24, H2O.24, H2O.24

2 x CL: CHLORIDE ION(Non-functional Binders)

CL.4: 3 residues within 4Å: Chain A: R.195, N.298, R.337 Ligand excluded by PLIP CL.11: 3 residues within 4Å: Chain C: R.195, N.298, R.337 Ligand excluded by PLIP

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

NAG.5: 4 residues within 4Å: Chain B: S.61, N.140, S.142, T.143 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:N.140 NAG.12: 4 residues within 4Å: Chain D: S.61, N.140, S.142, T.143 1 PLIP interactions: 1 interactions with chain D Hydrogen bonds: D:N.140

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Bompard-Gilles, C. et al., Substrate mimicry in the active center of a mammalian alpha-amylase: structural analysis of an enzyme-inhibitor complex. Structure (1996)

Release Date

1997-12-24

Peptides

PORCINE PANCREATIC ALPHA-AMYLASE: AC
BEAN LECTIN-LIKE INHIBITOR: BD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

C
A

B
B

D
B

PORCINE PANCREATIC ALPHA-AMYLASE

BEAN LECTIN-LIKE INHIBITOR