SMTL ID : 1mmk.1

Crystal structure of ternary complex of the catalytic domain of human phenylalanine hydroxylase ((FeII)) complexed with tetrahydrobiopterin and thienylalanine

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.00 Å

Oligo State

homo-dimer

Ligands

2 x FE2: FE (II) ION(Non-covalent)

FE2.1: 4 residues within 4Å: Chain A: H.183, H.188, E.228 Ligands: H4B.3 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:H.183, A:H.188, A:E.228, A:E.228 FE2.5: 4 residues within 4Å: Chain B: H.183, H.188, E.228 Ligands: H4B.7 4 PLIP interactions: 4 interactions with chain B Metal complexes: B:H.183, B:H.188, B:E.228, B:E.228

2 x SO4: SULFATE ION(Non-functional Binders)

SO4.2: 4 residues within 4Å: Chain A: R.150, P.212, D.213, E.214 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:R.150, A:D.213 Water bridges: A:T.15 SO4.6: 4 residues within 4Å: Chain B: R.150, P.212, D.213, E.214 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:R.150, B:D.213 Water bridges: B:T.15

2 x H4B: 5,6,7,8-TETRAHYDROBIOPTERIN(Non-covalent)

H4B.3: 15 residues within 4Å: Chain A: Y.36, V.143, G.145, L.146, L.147, S.149, F.152, L.153, H.162, E.184, H.188, Y.223, W.224, E.228 Ligands: FE2.1 12 PLIP interactions: 12 interactions with chain A Hydrophobic interactions: A:F.152, A:L.153, A:Y.223 Hydrogen bonds: A:Y.36, A:G.145, A:L.147, A:L.147, A:H.162, A:E.228, A:E.228 Salt bridges: A:E.184 pi-Stacking: A:F.152 H4B.7: 15 residues within 4Å: Chain B: Y.36, V.143, G.145, L.146, L.147, S.149, F.152, L.153, H.162, E.184, H.188, Y.223, W.224, E.228 Ligands: FE2.5 11 PLIP interactions: 11 interactions with chain B Hydrophobic interactions: B:F.152, B:L.153, B:Y.223 Hydrogen bonds: B:Y.36, B:G.145, B:L.147, B:L.147, B:H.162, B:E.228 Salt bridges: B:E.184 pi-Stacking: B:F.152

2 x TIH: BETA(2-THIENYL)ALANINE(Non-covalent)

TIH.4: 13 residues within 4Å: Chain A: Y.36, R.168, Y.175, T.176, E.178, P.179, H.183, W.224, E.228, F.229, G.244, S.247, S.248 10 PLIP interactions: 10 interactions with chain A Hydrophobic interactions: A:W.224, A:F.229, A:F.229 Hydrogen bonds: A:T.176, A:S.247 Water bridges: A:Y.175, A:S.248, A:S.248 Salt bridges: A:R.168 pi-Stacking: A:H.183 TIH.8: 13 residues within 4Å: Chain B: Y.36, R.168, Y.175, T.176, E.178, P.179, H.183, W.224, E.228, F.229, G.244, S.247, S.248 11 PLIP interactions: 11 interactions with chain B Hydrophobic interactions: B:W.224, B:F.229, B:F.229 Hydrogen bonds: B:T.176, B:S.247 Water bridges: B:Y.175, B:Y.175, B:S.248, B:S.248 Salt bridges: B:R.168 pi-Stacking: B:H.183

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Andersen, O.A. et al., 2.0A resolution crystal structures of the ternary complexes of human phenylalanine hydroxylase catalytic domain with tetrahydrobiopterin and 3-(2-thienyl)-L-alanine or L-norleucine: substrate specificity and molecular motions related to substrate binding. J.Mol.Biol. (2003)

Release Date

2003-09-04

Peptides

Phenylalanine-4-hydroxylase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

Phenylalanine-4-hydroxylase

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