SMTL ID : 1g9h.1

TERNARY COMPLEX BETWEEN PSYCHROPHILIC ALPHA-AMYLASE, COMII (PSEUDO TRI-SACCHARIDE FROM BAYER) AND TRIS (2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL)

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.80 Å

Oligo State

monomer

Ligands

1 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: 19 residues within 4Å: Chain A: W.46, Y.50, L.86, H.89, Y.127, L.139, L.142, R.172, D.174, A.175, K.177, H.178, E.200, I.202, E.207, H.263, D.264, G.270 Ligands: TRS.4 11 PLIP interactions: 11 interactions with chain A Hydrogen bonds: A:K.177, A:K.177, A:K.177, A:G.270, A:Y.127, A:Y.127, A:R.172, A:R.172, A:A.175, A:E.200, A:E.200, A:D.264 Water bridges: A:E.207, A:E.200, A:E.200, A:N.262

1 x CA: CALCIUM ION(Non-covalent)

CA.2: 4 residues within 4Å: Chain A: N.88, Q.135, D.144, H.178 5 PLIP interactions: 3 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:Q.135, A:D.144, A:H.178, H2O.4, H2O.5

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

CL.3: 4 residues within 4Å: Chain A: R.172, T.221, N.262, K.300 Ligand excluded by PLIP

1 x TRS: 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL(Non-functional Binders)

TRS.4: 3 residues within 4Å: Chain A: W.47, V.140 Ligands: BGC-DAF.1 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:W.47

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

AGHAJARI, N. et al., Crystallographic evidence of a transglycosylation reaction: ternary complexes of a psychrophilic alpha-amylase. Biochemistry (2002)

Release Date

2002-06-26

Peptides

ALPHA-AMYLASE: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

ALPHA-AMYLASE

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