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

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

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.80 Å

Oligo State

homo-dimer

Ligands

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

3BM.1: 18 residues within 4Å: Chain A: N.45, G.46, G.47, K.64, L.82, L.85, V.94, I.108, M.110, D.175, F.176, G.177, V.178, S.179, L.182, I.183, M.186 Ligands: AGS.2 12 PLIP interactions: 12 interactions with chain A Hydrophobic interactions: A:L.85, A:I.183 Hydrogen bonds: A:N.45, A:G.46, A:K.64, A:K.64 Water bridges: A:D.157, A:D.157, A:D.157, A:D.175 pi-Stacking: A:F.176 Halogen bonds: A:V.94 3BM.6: 18 residues within 4Å: Chain B: N.45, G.46, G.47, K.64, L.82, L.85, V.94, I.108, M.110, D.175, F.176, G.177, V.178, S.179, L.182, I.183, M.186 Ligands: AGS.7 10 PLIP interactions: 10 interactions with chain B Hydrophobic interactions: B:L.85, B:I.183 Hydrogen bonds: B:N.45, B:G.46, B:K.64, B:K.64 Water bridges: B:N.162, B:D.175 pi-Stacking: B:F.176 Halogen bonds: B:V.94

2 x AGS: PHOSPHOTHIOPHOSPHORIC ACID-ADENYLATE ESTER(Non-covalent)

AGS.2: 23 residues within 4Å: Chain A: L.41, G.42, A.43, G.44, N.45, G.47, V.49, A.62, K.64, M.110, E.111, H.112, M.113, S.117, Q.120, K.159, S.161, N.162, L.164, D.175, G.192 Ligands: 3BM.1, MG.3 15 PLIP interactions: 15 interactions with chain A Hydrogen bonds: A:G.44, A:N.45, A:E.111, A:M.113, A:S.117, A:S.117, A:S.117, A:K.159, A:S.161, A:S.161 Water bridges: A:Q.120, A:D.157, A:N.162 Salt bridges: A:K.64, A:K.159 AGS.7: 23 residues within 4Å: Chain B: L.41, G.42, A.43, G.44, N.45, G.47, V.49, A.62, K.64, M.110, E.111, H.112, M.113, S.117, Q.120, K.159, S.161, N.162, L.164, D.175, G.192 Ligands: 3BM.6, MG.8 15 PLIP interactions: 15 interactions with chain B Hydrogen bonds: B:G.44, B:N.45, B:E.111, B:M.113, B:S.117, B:S.117, B:S.117, B:K.159, B:S.161, B:S.161 Water bridges: B:Q.120, B:N.162, B:N.162 Salt bridges: B:K.64, B:K.159

2 x MG: MAGNESIUM ION(Non-covalent)

MG.3: 4 residues within 4Å: Chain A: K.64, N.162, D.175 Ligands: AGS.2 3 PLIP interactions: 1 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:D.175, H2O.7, H2O.7 MG.8: 4 residues within 4Å: Chain B: K.64, N.162, D.175 Ligands: AGS.7 3 PLIP interactions: 1 interactions with chain B, 2 Ligand-Water interactions Metal complexes: B:D.175, H2O.14, H2O.14

2 x CA: CALCIUM ION(Non-covalent)

CA.4: 6 residues within 4Å: Chain A: D.32, D.33 Chain B: D.32, D.33 Ligands: CA.9, NA.10 4 PLIP interactions: 2 interactions with chain B, 2 interactions with chain A Metal complexes: B:D.32, B:D.33, A:D.32, A:D.33 CA.9: 6 residues within 4Å: Chain A: D.32, D.33 Chain B: D.32, D.33 Ligands: CA.4, NA.5 4 PLIP interactions: 2 interactions with chain B, 2 interactions with chain A Metal complexes: B:D.32, B:D.33, A:D.32, A:D.33

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

NA.5: 3 residues within 4Å: Chain A: D.32 Chain B: D.33 Ligands: CA.9 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:D.32 Water bridges: A:R.63 NA.10: 3 residues within 4Å: Chain A: D.33 Chain B: D.32 Ligands: CA.4 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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