SMTL ID : 3gh8.4 (3 other biounits)

Crystal structure of Mus musculus iodotyrosine deiodinase (IYD) bound to FMN and di-iodotyrosine (DIT)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.61 Å

Oligo State

homo-dimer

Ligands

2 x FMN: FLAVIN MONONUCLEOTIDE(Non-covalent)

FMN.1: 21 residues within 4Å: Chain A: R.64, R.65, S.66, R.68, L.140, V.200, T.201, T.202, T.203, L.241, R.243 Chain B: P.91, S.92, G.93, A.94, H.95, Y.176, I.179, S.180, I.183 Ligands: TYI.2 17 PLIP interactions: 11 interactions with chain A, 6 interactions with chain B Hydrophobic interactions: A:T.203, B:Y.176, B:I.179, B:I.183 Hydrogen bonds: A:S.66, A:S.66, A:S.66, A:S.66, A:R.68, A:T.203, B:S.92, B:A.94, B:H.95 Water bridges: A:R.65 Salt bridges: A:R.64, A:R.65, A:R.243 FMN.4: 21 residues within 4Å: Chain A: P.91, S.92, G.93, A.94, H.95, Y.176, I.179, S.180, I.183 Chain B: R.64, R.65, S.66, R.68, T.142, V.200, T.201, T.202, T.203, L.241, R.243 Ligands: TYI.5 19 PLIP interactions: 7 interactions with chain A, 12 interactions with chain B Hydrophobic interactions: A:P.91, A:Y.176, A:Y.176, A:I.179, A:I.183 Hydrogen bonds: A:S.92, A:A.94, B:S.66, B:S.66, B:S.66, B:S.66, B:R.68, B:T.203, B:T.203 Water bridges: B:R.64, B:K.146 Salt bridges: B:R.64, B:R.65, B:R.243

2 x TYI: 3,5-DIIODOTYROSINE(Non-covalent)

TYI.2: 15 residues within 4Å: Chain A: R.68, E.121, Y.125, W.133, L.137, L.140, T.142, N.143, K.146, T.203 Chain B: G.93, A.94, Y.175, Y.176 Ligands: FMN.1 8 PLIP interactions: 1 interactions with chain B, 7 interactions with chain A Hydrogen bonds: B:A.94, A:Y.125, A:Y.125, A:T.142, A:T.203 Hydrophobic interactions: A:L.137, A:L.137 Salt bridges: A:K.146 TYI.5: 15 residues within 4Å: Chain A: G.93, A.94, Y.175, Y.176 Chain B: R.68, E.121, Y.125, M.129, L.137, L.140, T.142, N.143, K.146, T.203 Ligands: FMN.4 8 PLIP interactions: 7 interactions with chain B, 1 interactions with chain A Hydrophobic interactions: B:L.137 Hydrogen bonds: B:Y.125, B:Y.125, A:A.94 Water bridges: B:E.121, B:Y.148, B:T.203 Salt bridges: B:K.146

1 x PO4: PHOSPHATE ION(Non-functional Binders)

PO4.3: 3 residues within 4Å: Chain A: Y.175, Y.176 Chain B: W.133 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:Y.176

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Thomas, S.R. et al., Crystal structure of iodotyrosine deiodinase, a novel flavoprotein responsible for iodide salvage in thyroid glands. J.Biol.Chem. (2009)

Release Date

2009-05-12

Peptides

Iodotyrosine dehalogenase 1: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
G

B
H

Iodotyrosine dehalogenase 1

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