SMTL ID : 1bg9.1

BARLEY ALPHA-AMYLASE WITH SUBSTRATE ANALOGUE ACARBOSE

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.80 Å

Oligo State

homo-dimer

Ligands

2 x BGC- DAF: 4,6-dideoxy-4-{[(1S,5R,6S)-3-formyl-5,6-dihydroxy-4-oxocyclohex-2-en-1-yl]amino}-alpha-D-xylo-hex-5-enopyranose-(1-4)-beta-D-glucopyranose(Non-covalent)

BGC-DAF.1: 15 residues within 4Å: Chain A: W.9, Y.51, H.92, F.143, R.177, D.179, F.180, K.182, E.204, W.206, T.207, S.208, H.288, D.289, M.296 11 PLIP interactions: 11 interactions with chain A Hydrogen bonds: A:K.182, A:W.206, A:S.208, A:R.177, A:R.177, A:F.180, A:K.182, A:K.182, A:E.204, A:E.204, A:H.288 Water bridges: A:S.208, A:E.204, A:W.206, A:D.289 BGC-DAF.6: 15 residues within 4Å: Chain B: W.9, Y.51, H.92, F.143, R.177, D.179, F.180, K.182, E.204, W.206, T.207, S.208, H.288, D.289, M.296 11 PLIP interactions: 11 interactions with chain B Hydrogen bonds: B:K.182, B:W.206, B:S.208, B:R.177, B:R.177, B:F.180, B:K.182, B:K.182, B:E.204, B:E.204, B:H.288 Water bridges: B:S.208, B:E.204, B:E.204, B:W.206

6 x CA: CALCIUM ION(Non-covalent)

CA.2: 6 residues within 4Å: Chain A: N.91, D.138, G.140, A.141, D.148, G.183 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.138, A:D.138, A:A.141, A:G.183, H2O.2 CA.3: 4 residues within 4Å: Chain A: E.108, T.111, D.113, D.117 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:E.108, A:E.108, A:D.113, A:D.117, H2O.1 CA.4: 6 residues within 4Å: Chain A: D.127, D.142, F.143, G.144, A.146, D.148 5 PLIP interactions: 5 interactions with chain A Metal complexes: A:D.127, A:D.142, A:F.143, A:A.146, A:D.148 CA.7: 6 residues within 4Å: Chain B: N.91, D.138, G.140, A.141, D.148, G.183 5 PLIP interactions: 4 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:D.138, B:D.138, B:A.141, B:G.183, H2O.7 CA.8: 4 residues within 4Å: Chain B: E.108, T.111, D.113, D.117 5 PLIP interactions: 4 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:E.108, B:E.108, B:D.113, B:D.117, H2O.6 CA.9: 6 residues within 4Å: Chain B: D.127, D.142, F.143, G.144, A.146, D.148 5 PLIP interactions: 5 interactions with chain B Metal complexes: B:D.127, B:D.142, B:F.143, B:A.146, B:D.148

2 x AF1: 4,6-dideoxy-4-{[(1S,4S,5S,6S)-4,5,6-trihydroxy-3-(hydroxymethyl)cyclohex-2-en-1-yl]amino}-beta-D-glucopyranose(Non-covalent)

AF1.5: 5 residues within 4Å: Chain A: Q.226, V.229, D.233, W.276, W.277 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:W.277 Hydrogen bonds: A:Q.226, A:Q.226, A:D.233 AF1.10: 5 residues within 4Å: Chain B: Q.226, V.229, D.233, W.276, W.277 4 PLIP interactions: 4 interactions with chain B Hydrophobic interactions: B:W.277 Hydrogen bonds: B:Q.226, B:Q.226, B:D.233

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Kadziola, A. et al., Molecular structure of a barley alpha-amylase-inhibitor complex: implications for starch binding and catalysis. J.Mol.Biol. (1998)

Release Date

1999-06-15

Peptides

1,4-ALPHA-D-GLUCAN GLUCANOHYDROLASE: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

1,4-ALPHA-D-GLUCAN GLUCANOHYDROLASE

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