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

X-ray structure of the human mitogen-activated protein kinase kinase 1 (MEK1) in a ternary complex with U0126, ADP and MG2P

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.00 Å

Oligo State

homo-dimer

Ligands

2 x 5BM: (2Z)-bis{amino[(2-aminophenyl)sulfanyl]methylidene}butanedinitrile(Non-covalent)

5BM.1: 18 residues within 4Å: Chain A: K.64, I.66, L.85, V.94, F.96, I.108, M.110, H.155, R.156, D.157, C.174, D.175, F.176, G.177, V.178, S.179, L.182, I.183 13 PLIP interactions: 13 interactions with chain A Hydrophobic interactions: A:L.85, A:V.94, A:F.96, A:R.156, A:D.157 Hydrogen bonds: A:K.64, A:D.175, A:D.175, A:D.175, A:F.176, A:F.176, A:V.178, A:S.179 5BM.6: 18 residues within 4Å: Chain B: K.64, I.66, L.85, V.94, F.96, I.108, M.110, H.155, R.156, D.157, C.174, D.175, F.176, G.177, V.178, S.179, L.182, I.183 13 PLIP interactions: 13 interactions with chain B Hydrophobic interactions: B:L.85, B:V.94, B:F.96, B:R.156, B:D.157 Hydrogen bonds: B:K.64, B:D.175, B:D.175, B:D.175, B:F.176, B:F.176, B:V.178, B:S.179

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

ADP.2: 19 residues within 4Å: Chain A: L.41, G.42, A.43, G.44, G.47, V.49, A.62, K.64, E.111, H.112, M.113, S.117, Q.120, K.159, S.161, N.162, L.164, D.175 Ligands: MG.3 12 PLIP interactions: 12 interactions with chain A Hydrogen bonds: A:E.111, A:M.113, A:S.117, A:S.117, A:S.117, A:S.161, A:S.161, A:S.161 Water bridges: A:G.47, A:Q.120 Salt bridges: A:K.64, A:K.159 ADP.7: 19 residues within 4Å: Chain B: L.41, G.42, A.43, G.44, G.47, V.49, A.62, K.64, E.111, H.112, M.113, S.117, Q.120, K.159, S.161, N.162, L.164, D.175 Ligands: MG.8 12 PLIP interactions: 12 interactions with chain B Hydrogen bonds: B:E.111, B:M.113, B:S.117, B:S.117, B:S.117, B:S.161, B:S.161, B:S.161 Water bridges: B:G.47, B:Q.120 Salt bridges: B:K.64, B:K.159

2 x MG: MAGNESIUM ION(Non-covalent)

MG.3: 3 residues within 4Å: Chain A: N.162, D.175 Ligands: ADP.2 3 PLIP interactions: 1 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:D.175, H2O.6, H2O.6 MG.8: 3 residues within 4Å: Chain B: N.162, D.175 Ligands: ADP.7 3 PLIP interactions: 1 interactions with chain B, 2 Ligand-Water interactions Metal complexes: B:D.175, H2O.11, H2O.11

2 x CA: CALCIUM ION(Non-covalent)

CA.4: 5 residues within 4Å: Chain A: D.32, D.33 Chain B: D.32, D.33 Ligands: CA.9 6 PLIP interactions: 2 interactions with chain A, 2 interactions with chain B, 2 Ligand-Water interactions Metal complexes: A:D.32, A:D.33, B:D.32, B:D.33, H2O.6, H2O.11 CA.9: 5 residues within 4Å: Chain A: D.32, D.33 Chain B: D.32, D.33 Ligands: CA.4 6 PLIP interactions: 2 interactions with chain A, 2 interactions with chain B, 2 Ligand-Water interactions Metal complexes: A:D.32, A:D.33, B:D.32, B:D.33, H2O.6, H2O.11

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

NA.5: 2 residues within 4Å: Chain A: D.32 Chain B: D.33 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:D.32 Water bridges: A:R.63 NA.10: 2 residues within 4Å: Chain A: D.33 Chain B: D.32 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:D.32 Water bridges: B:R.63

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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