SMTL ID : 7juz.1

Crystal Structure of KSR1:MEK1 in complex with AMP-PNP, and allosteric MEK inhibitor Selumetinib

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 3.21 Å

Oligo State

hetero-1-1-mer

Ligands

2 x ANP: PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER(Non-covalent)

ANP.1: 19 residues within 4Å: Chain A: I.54, G.55, Q.56, G.57, R.58, V.62, A.72, R.74, T.121, S.122, F.123, C.124, T.128, K.170, K.172, N.173, F.175, T.184, D.185 8 PLIP interactions: 8 interactions with chain A Hydrogen bonds: A:R.58, A:T.121, A:S.122, A:C.124, A:K.170, A:K.172, A:D.185 Salt bridges: A:R.74 ANP.2: 19 residues within 4Å: Chain B: L.65, A.67, G.68, V.73, A.86, K.88, M.134, E.135, M.137, G.140, S.141, Q.144, D.181, K.183, S.185, N.186, L.188, D.199 Ligands: 3EW.3 10 PLIP interactions: 10 interactions with chain B Hydrogen bonds: B:E.135, B:M.137, B:S.141, B:S.141, B:D.181, B:K.183, B:S.185, B:S.185, B:N.186 Salt bridges: B:K.88

1 x 3EW: 5-[(4-bromo-2-chlorophenyl)amino]-4-fluoro-N-(2-hydroxyethoxy)-1-methyl-1H-benzimidazole-6-carboxamide(Non-covalent)

3EW.3: 15 residues within 4Å: Chain B: K.88, L.109, I.117, V.118, I.132, M.134, D.199, F.200, G.201, V.202, S.203, L.206, I.207, A.211 Ligands: ANP.2 6 PLIP interactions: 6 interactions with chain B Hydrophobic interactions: B:L.109, B:F.200 Hydrogen bonds: B:K.88, B:V.202, B:S.203 Halogen bonds: B:V.118

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Khan, Z.M. et al., Structural basis for the action of the drug trametinib at KSR-bound MEK. Nature (2020)

Release Date

2020-09-30

Peptides

Kinase suppressor of Ras 1: A
Dual specificity mitogen-activated protein kinase kinase 1: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
C

Kinase suppressor of Ras 1

Dual specificity mitogen-activated protein kinase kinase 1

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