SMTL ID : 4fre.1

Crystal Structure of BBBB+UDP+Gal at pH 6.5 with MPD as the cryoprotectant

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.85 Å

Oligo State

homo-dimer

Ligands

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

UDP.1: 9 residues within 4Å: Chain A: F.59, A.60, I.61, K.62, Y.64, R.126, D.149, V.150, D.151 7 PLIP interactions: 7 interactions with chain A Hydrophobic interactions: A:Y.64 Hydrogen bonds: A:I.61, A:I.61, A:R.126, A:V.150 Water bridges: A:F.59, A:F.59 UDP.4: 9 residues within 4Å: Chain B: F.59, A.60, I.61, K.62, Y.64, R.126, D.149, V.150, D.151 8 PLIP interactions: 8 interactions with chain B Hydrophobic interactions: B:Y.64 Hydrogen bonds: B:I.61, B:I.61, B:R.126, B:D.149, B:V.150 Water bridges: B:F.59, B:F.59

2 x GAL: beta-D-galactopyranose(Non-covalent)

GAL.2: 8 residues within 4Å: Chain A: H.171, S.173, F.174, T.183, Y.202, M.204, W.238, E.241 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:H.171, A:S.173, A:T.183 Water bridges: A:E.241 Salt bridges: A:H.171 GAL.5: 8 residues within 4Å: Chain B: H.171, S.173, F.174, T.183, Y.202, M.204, W.238, E.241 5 PLIP interactions: 5 interactions with chain B Hydrogen bonds: B:H.171, B:S.173, B:T.183 Water bridges: B:E.241 Salt bridges: B:H.171

2 x PEG: DI(HYDROXYETHYL)ETHER(Non-functional Binders)

PEG.3: 6 residues within 4Å: Chain A: I.40, K.77, H.78, V.81, D.156, H.157 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:K.77, A:H.78, A:H.157 Water bridges: A:V.81 PEG.6: 6 residues within 4Å: Chain B: I.40, K.77, H.78, V.81, D.156, H.157 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:K.77, B:H.78, B:H.157 Water bridges: B:V.81

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Johal, A.R. et al., pH-induced conformational changes in human ABO(H) blood group glycosyltransferases confirm the importance of electrostatic interactions in the formation of the semi-closed state. Glycobiology (2014)

Release Date

2013-12-25

Peptides

Histo-blood group ABO system transferase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

Histo-blood group ABO system transferase

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