SMTL ID : 1wuu.1 (1 other biounit)

crystal structure of human galactokinase complexed with MgAMPPNP and galactose

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

homo-dimer

Ligands

2 x GLA: alpha-D-galactopyranose(Non-covalent)

GLA.1: 14 residues within 4Å: Chain A: R.44, E.50, H.51, D.53, Y.54, C.189, G.190, M.192, D.193, Y.243, G.352, G.353 Ligands: MG.2, ANP.3 10 PLIP interactions: 10 interactions with chain A Hydrogen bonds: A:R.44, A:H.51, A:D.53, A:G.190, A:G.190, A:D.193, A:Y.243, A:G.353 Water bridges: A:D.193, A:D.193 GLA.4: 13 residues within 4Å: Chain B: R.44, E.50, H.51, D.53, Y.54, C.189, G.190, M.192, D.193, Y.243, G.352, G.353 Ligands: ANP.6 11 PLIP interactions: 11 interactions with chain B Hydrogen bonds: B:H.51, B:D.53, B:G.190, B:D.193, B:D.193, B:Y.243, B:G.353 Water bridges: B:D.53, B:D.193, B:Q.194 Salt bridges: B:R.44

2 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 4 residues within 4Å: Chain A: S.147, S.149 Ligands: GLA.1, ANP.3 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:S.149 MG.5: 5 residues within 4Å: Chain B: S.147, S.149, E.181, D.193 Ligands: ANP.6 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:S.149

2 x ANP: PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER(Non-covalent)

ANP.3: 23 residues within 4Å: Chain A: R.44, T.84, S.86, A.89, W.113, Y.116, V.136, S.138, P.141, L.142, G.143, G.144, G.145, L.146, S.147, S.148, S.149, L.152, R.235, G.352, G.353 Ligands: GLA.1, MG.2 21 PLIP interactions: 21 interactions with chain A Hydrogen bonds: A:R.44, A:R.44, A:S.86, A:Y.116, A:S.138, A:S.138, A:G.143, A:G.144, A:G.145, A:S.147, A:S.148, A:S.149, A:R.235, A:R.235, A:G.353 Water bridges: A:T.68, A:R.112, A:R.112, A:G.143, A:G.354 Salt bridges: A:R.235 ANP.6: 22 residues within 4Å: Chain B: R.44, T.84, W.113, Y.116, V.136, S.138, P.141, L.142, G.143, G.144, G.145, L.146, S.147, S.148, S.149, L.152, R.235, L.238, G.352, G.353 Ligands: GLA.4, MG.5 14 PLIP interactions: 14 interactions with chain B Hydrogen bonds: B:R.44, B:R.44, B:P.141, B:G.143, B:G.144, B:G.145, B:L.146, B:S.147, B:S.148, B:S.149, B:R.235, B:R.235, B:G.353 Water bridges: B:G.354

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Thoden, J.B. et al., Molecular Structure of Human Galactokinase: IMPLICATIONS FOR TYPE II GALACTOSEMIA. J.Biol.Chem. (2005)

Release Date

2004-12-28

Peptides

Galactokinase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Galactokinase

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