SMTL ID : 1cgx.1

SITE DIRECTED MUTATIONS OF THE ACTIVE SITE RESIDUE TYROSINE 195 OF CYCLODEXTRIN GLYXOSYLTRANSFERASE FROM BACILLUS CIRCULANS STRAIN 251 AFFECTING ACTIVITY AND PRODUCT SPECIFICITY

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

monomer

Ligands

3 x GLC- GLC: alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose(Non-covalent)

GLC-GLC.1: 6 residues within 4Å: Chain A: E.411, R.412, W.413, I.414, S.445, G.446 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:R.412 Water bridges: A:V.448 GLC-GLC.2: 5 residues within 4Å: Chain A: W.616, K.651, W.662, E.663, N.667 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:N.667, A:N.667 GLC-GLC.3: 10 residues within 4Å: Chain A: T.598, A.599, L.600, G.601, Q.602, N.603, N.627, Q.628, Y.633, W.636 7 PLIP interactions: 7 interactions with chain A Hydrogen bonds: A:A.599, A:G.601, A:Q.602, A:N.603, A:N.627, A:N.627, A:Q.628

2 x CA: CALCIUM ION(Non-covalent)

CA.4: 7 residues within 4Å: Chain A: D.27, N.29, P.30, N.32, N.33, G.51, D.53 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.27, A:N.29, A:G.51, A:D.53, H2O.1 CA.5: 4 residues within 4Å: Chain A: N.139, I.190, D.199, H.233 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:I.190, A:D.199, A:D.199, A:H.233, H2O.1

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Penninga, D. et al., Site-directed mutations in tyrosine 195 of cyclodextrin glycosyltransferase from Bacillus circulans strain 251 affect activity and product specificity. Biochemistry (1995)

Release Date

1995-02-07

Peptides

CYCLOMALTODEXTRIN GLUCANOTRANSFERASE: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

CYCLOMALTODEXTRIN GLUCANOTRANSFERASE