SMTL ID : 3eqg.2 (1 other biounit)

X-ray structure of the human mitogen-activated protein kinase kinase 1 (MEK1) in a ternary complex with PD, ADP AND MG2P

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

homo-dimer

Ligands

2 x ADP: ADENOSINE-5'-DIPHOSPHATE(Non-covalent)

ADP.1: 20 residues within 4Å: Chain A: L.41, G.42, A.43, G.44, V.49, A.62, K.64, M.110, E.111, M.113, S.117, D.119, Q.120, K.159, S.161, N.162, L.164, D.175 Ligands: MG.2, 4BM.5 12 PLIP interactions: 12 interactions with chain A Hydrogen bonds: A:E.111, A:M.113, A:S.117, A:S.117, A:D.119, A:Q.120, A:S.161, A:S.161, A:S.161 Water bridges: A:N.162 Salt bridges: A:K.64, A:K.159 ADP.6: 20 residues within 4Å: Chain B: L.41, G.42, A.43, G.44, V.49, A.62, K.64, M.110, E.111, M.113, S.117, D.119, Q.120, K.159, S.161, N.162, L.164, D.175 Ligands: MG.7, 4BM.10 11 PLIP interactions: 11 interactions with chain B Hydrogen bonds: B:E.111, B:M.113, B:S.117, B:S.117, B:Q.120, B:S.161, B:S.161, B:S.161 Water bridges: B:N.162 Salt bridges: B:K.64, B:K.159

2 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 4 residues within 4Å: Chain A: S.161, N.162, D.175 Ligands: ADP.1 3 PLIP interactions: 1 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:D.175, H2O.2, H2O.2 MG.7: 4 residues within 4Å: Chain B: S.161, N.162, D.175 Ligands: ADP.6 3 PLIP interactions: 1 interactions with chain B, 2 Ligand-Water interactions Metal complexes: B:D.175, H2O.4, H2O.4

2 x CA: CALCIUM ION(Non-covalent)

CA.3: 5 residues within 4Å: Chain A: D.32, D.33 Chain B: D.32, D.33 Ligands: CA.8 No protein-ligand interaction detected (PLIP) CA.8: 5 residues within 4Å: Chain A: D.32, D.33 Chain B: D.32, D.33 Ligands: CA.3 No protein-ligand interaction detected (PLIP)

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

NA.4: 3 residues within 4Å: Chain A: D.32, D.103 Chain B: D.33 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:D.32 NA.9: 3 residues within 4Å: Chain A: D.33 Chain B: D.32, D.103 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:D.33

2 x 4BM: N-{[(2R)-2,3-dihydroxypropyl]oxy}-3,4-difluoro-2-[(2-fluoro-4-iodophenyl)amino]benzamide(Non-covalent)

4BM.5: 15 residues within 4Å: Chain A: G.44, G.47, K.64, L.82, V.94, I.108, D.175, F.176, G.177, V.178, S.179, L.182, I.183, M.186 Ligands: ADP.1 7 PLIP interactions: 7 interactions with chain A Hydrophobic interactions: A:I.183 Hydrogen bonds: A:G.47, A:K.64 Water bridges: A:D.157, A:D.157 pi-Stacking: A:F.176 Halogen bonds: A:V.94 4BM.10: 15 residues within 4Å: Chain B: G.44, G.47, K.64, L.82, V.94, I.108, D.175, F.176, G.177, V.178, S.179, L.182, I.183, M.186 Ligands: ADP.6 7 PLIP interactions: 7 interactions with chain B Hydrophobic interactions: B:I.183 Hydrogen bonds: B:G.47, B:K.64 Water bridges: B:D.157, B:N.162 pi-Stacking: B:F.176 Halogen bonds: B:V.94

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Fischmann, T.O. et al., Crystal Structures of MEK1 Binary and Ternary Complexes with Nucleotides and Inhibitors. Biochemistry (2009)

Release Date

2009-02-24

Peptides

Dual specificity mitogen-activated protein kinase kinase 1: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

Dual specificity mitogen-activated protein kinase kinase 1

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