SMTL ID : 3l5p.1

Crystal structure of macrophage migration inhibitory factor (MIF) with imidazopyridazinol inhibitor at 1.80A resolution

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.80 Å

Oligo State

homo-trimer

Ligands

1 x 428: 2-(1-methylethyl)imidazo[1,2-b]pyridazin-6-ol(Non-covalent)

428.1: 7 residues within 4Å: Chain A: Q.35, Y.36, I.64, W.108, F.113 Chain C: Y.95 Ligands: GOL.2 7 PLIP interactions: 7 interactions with chain A Hydrophobic interactions: A:Y.36, A:W.108, A:F.113 Water bridges: A:P.1, A:I.64 pi-Stacking: A:Y.36, A:Y.36

3 x GOL: GLYCEROL(Non-functional Binders)

GOL.2: 7 residues within 4Å: Chain A: P.1, M.2, H.62, S.63 Chain C: Y.95, N.97 Ligands: 428.1 6 PLIP interactions: 3 interactions with chain C, 3 interactions with chain A Hydrogen bonds: C:Y.95, C:N.97, C:N.97, A:P.1, A:H.62 Water bridges: A:I.64 GOL.3: 8 residues within 4Å: Chain A: Y.95, N.97 Chain B: P.1, M.2, H.62, S.63, I.64, V.106 7 PLIP interactions: 4 interactions with chain B, 3 interactions with chain A Hydrogen bonds: B:P.1, B:I.64, A:Y.95, A:N.97, A:N.97 Water bridges: B:P.1, B:S.63 GOL.5: 8 residues within 4Å: Chain B: Y.95, N.97 Chain C: P.1, M.2, H.62, S.63, I.64, V.106 3 PLIP interactions: 2 interactions with chain B, 1 interactions with chain C Hydrogen bonds: B:Y.95, B:N.97, C:I.64

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

SO4.4: 2 residues within 4Å: Chain B: E.116, H.117 2 PLIP interactions: 2 interactions with chain B Water bridges: B:E.116 Salt bridges: B:H.117 SO4.6: 2 residues within 4Å: Chain C: H.117, H.118 3 PLIP interactions: 3 interactions with chain C Hydrogen bonds: C:E.116, C:H.118 Salt bridges: C:H.117

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

McLean, L.R. et al., Fragment screening of inhibitors for MIF tautomerase reveals a cryptic surface binding site. Bioorg.Med.Chem.Lett. (2010)

Release Date

2010-03-09

Peptides

Macrophage migration inhibitory factor: ABC

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

Macrophage migration inhibitory factor

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