SMTL ID : 1yro.2 (1 other biounit)

Crystal structure of beta14,-galactosyltransferase mutant ARG228Lys in complex with alpha-lactalbumin in the presence of UDP-galactose and Mn

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.90 Å

Oligo State

hetero-1-1-mer

Ligands

1 x CA: CALCIUM ION(Non-covalent)

CA.1: 5 residues within 4Å: Chain A: K.79, D.82, E.84, D.87, D.88 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:K.79, A:D.82, A:E.84, A:D.87, H2O.1

1 x PG4: TETRAETHYLENE GLYCOL(Non-functional Binders)

PG4.2: 12 residues within 4Å: Chain A: F.31, H.32, T.33, S.34, G.35, D.37, A.40, V.42 Chain B: K.163, F.164, W.198, R.233 4 PLIP interactions: 1 interactions with chain A, 3 interactions with chain B Hydrogen bonds: A:D.37, B:K.163, B:K.163, B:R.233

1 x GDU: GALACTOSE-URIDINE-5'-DIPHOSPHATE(Non-covalent)

GDU.3: 20 residues within 4Å: Chain B: P.71, F.72, R.73, R.75, F.110, K.112, D.136, V.137, D.138, Y.173, G.176, W.198, G.199, E.201, D.202, M.228, H.231, D.234, N.237 Ligands: MN.4 27 PLIP interactions: 27 interactions with chain B Hydrogen bonds: B:P.71, B:R.73, B:R.73, B:R.75, B:K.112, B:D.136, B:V.137, B:Y.173, B:Y.173, B:G.176, B:G.199, B:D.202, B:D.234, B:N.237 Water bridges: B:R.75, B:R.75, B:K.163, B:K.163, B:G.197, B:G.199, B:R.233 Salt bridges: B:R.75, B:K.163, B:H.231, B:H.231 pi-Stacking: B:F.110 pi-Cation interactions: B:R.75

1 x MN: MANGANESE (II) ION(Non-covalent)

MN.4: 4 residues within 4Å: Chain B: D.138, M.228, H.231 Ligands: GDU.3 3 PLIP interactions: 2 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:D.138, B:H.231, H2O.6

1 x UDP: URIDINE-5'-DIPHOSPHATE(Non-covalent)

UDP.5: 10 residues within 4Å: Chain B: L.39, K.40, E.43, Q.76, Q.270, Y.272, P.273, L.274, Y.275, K.277 14 PLIP interactions: 14 interactions with chain B Hydrophobic interactions: B:L.39, B:Y.272, B:Y.275 Hydrogen bonds: B:K.40, B:K.40, B:E.43, B:Y.272, B:Y.272, B:L.274, B:Y.275, B:Y.275 Water bridges: B:Q.76 Salt bridges: B:K.277, B:K.277

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Ramakrishnan, B. et al., Mutation of Arginine 228 to Lysine Enhances the Glucosyltransferase Activity of Bovine beta-1,4-Galactosyltransferase I. Biochemistry (2005)

Release Date

2005-03-22

Peptides

ALPHA-LACTALBUMIN: A
BETA-1,4-GALACTOSYLTRANSFERASE: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
C

B
D

ALPHA-LACTALBUMIN

BETA-1,4-GALACTOSYLTRANSFERASE

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