SMTL ID : 4ttc.1 (2 other biounits)

Crystal structure of homo sapiens IODOTYROSINE DEIODINASE bound to FMN and mono-iodotyrosine (MIT)

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.65 Å

Oligo State

homo-dimer

Ligands

2 x FMN: FLAVIN MONONUCLEOTIDE(Non-covalent)

FMN.1: 21 residues within 4Å: Chain A: R.70, R.71, S.72, R.74, L.146, T.148, V.206, T.207, T.208, T.209, L.247, R.249 Chain B: P.97, S.98, G.99, A.100, H.101, Y.182, I.185, S.186 Ligands: IYR.2 22 PLIP interactions: 6 interactions with chain B, 16 interactions with chain A Hydrophobic interactions: B:Y.182, B:I.185, A:T.209 Hydrogen bonds: B:S.98, B:A.100, B:H.101, A:S.72, A:S.72, A:S.72, A:S.72, A:R.74, A:T.209, A:T.209 Water bridges: B:H.101, A:R.71, A:R.71, A:R.74, A:E.127, A:Y.154 Salt bridges: A:R.70, A:R.71, A:R.249 FMN.3: 20 residues within 4Å: Chain A: P.97, S.98, G.99, H.101, Y.182, I.185, S.186 Chain B: R.70, R.71, S.72, R.74, L.146, T.148, V.206, T.207, T.208, T.209, L.247, R.249 Ligands: IYR.4 20 PLIP interactions: 14 interactions with chain B, 6 interactions with chain A Hydrophobic interactions: B:T.209, A:Y.182, A:I.185 Hydrogen bonds: B:S.72, B:S.72, B:S.72, B:S.72, B:R.74, B:T.209, A:S.98, A:A.100, A:H.101 Water bridges: B:K.152, B:Y.154, B:R.249, B:R.249, A:H.101 Salt bridges: B:R.70, B:R.71, B:R.249

2 x IYR: 3-IODO-TYROSINE(Non-covalent)

IYR.2: 14 residues within 4Å: Chain A: E.127, Y.131, W.139, L.143, L.146, T.148, N.149, K.152, T.209 Chain B: G.99, A.100, Y.181, Y.182 Ligands: FMN.1 11 PLIP interactions: 10 interactions with chain A, 1 interactions with chain B Hydrophobic interactions: A:L.143, A:L.143, A:L.146 Hydrogen bonds: A:E.127, A:T.209, B:A.100 Water bridges: A:E.127, A:N.130, A:Y.154, A:T.209 Salt bridges: A:K.152 IYR.4: 14 residues within 4Å: Chain A: G.99, A.100, Y.181, Y.182 Chain B: E.127, Y.131, W.139, L.143, L.146, T.148, N.149, K.152, T.209 Ligands: FMN.3 11 PLIP interactions: 10 interactions with chain B, 1 interactions with chain A Hydrophobic interactions: B:Y.131, B:L.143, B:L.143, B:L.146 Hydrogen bonds: B:Y.131, B:Y.131, B:T.148, B:T.209, A:A.100 Water bridges: B:Y.154 Salt bridges: B:K.152

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Hu, J. et al., A Switch between One- and Two-electron Chemistry of the Human Flavoprotein Iodotyrosine Deiodinase Is Controlled by Substrate. J.Biol.Chem. (2015)

Release Date

2014-11-26

Peptides

Iodotyrosine dehalogenase 1: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Iodotyrosine dehalogenase 1

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