SMTL ID : 9e6u.1

Crystal structure of human Taspase1 in complex with ligand SMDC1041556

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.49 Å

Oligo State

homo-dimer

Ligands

2 x NA: SODIUM ION(Non-functional Binders)

NA.1: 6 residues within 4Å: Chain A: L.67, E.68, S.70, T.73, A.75, M.77 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:E.68, A:T.73 NA.3: 5 residues within 4Å: Chain B: E.68, S.70, T.73, A.75, M.77 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:T.73, B:T.73, B:A.75

2 x U47: (2R)-4-(ethenylsulfonyl)-1-{[3-fluoro-4-(trifluoromethoxy)phenyl]methyl}-2-{[(1H-1,2,3-triazol-4-yl)methoxy]methyl}piperazine(Covalent)(Non-covalent)

U47.2: 23 residues within 4Å: Chain A: A.22, G.23, A.24, G.25, Y.26, H.27, S.28, K.31, Y.35, P.71, F.72, T.73, N.74, G.78, N.80, T.208, L.229, G.266, C.267, S.350, M.351, C.352, I.367 9 PLIP interactions: 9 interactions with chain A Hydrophobic interactions: A:L.229 Hydrogen bonds: A:K.31, A:K.31, A:N.74, A:T.208, A:T.208, A:G.266, A:C.352 pi-Stacking: A:Y.35 U47.4: 23 residues within 4Å: Chain B: A.22, G.23, A.24, G.25, Y.26, H.27, S.28, A.32, Y.35, P.71, F.72, T.73, N.74, G.78, N.80, T.208, G.228, G.266, C.267, S.350, M.351, C.352, I.367 6 PLIP interactions: 6 interactions with chain B Hydrogen bonds: B:P.71, B:N.74, B:T.208, B:C.352 pi-Stacking: B:Y.35 Halogen bonds: B:Y.26

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Doamekpor, S.K. et al., Design and mechanism of potent inhibitors for the Mixed Lineage Leukemia (MLL) activating protease, Taspase-1. To Be Published

Release Date

2025-11-05

Peptides

Threonine aspartase 1: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Threonine aspartase 1