SMTL ID : 7m0w.1

Crystal structure of the BRAF:MEK1 kinases in complex with AMPPNP and Pimasertib

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 3.09 Å

Oligo State

hetero-1-1-mer

Ligands

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

ANP.1: 20 residues within 4Å: Chain A: L.78, G.79, A.80, G.81, N.82, V.86, A.99, K.101, M.147, E.148, M.150, S.154, Q.157, K.196, S.198, N.199, L.201, D.212 Ligands: MG.2, QOA.3 13 PLIP interactions: 13 interactions with chain A Hydrogen bonds: A:N.82, A:N.82, A:N.82, A:E.148, A:M.150, A:S.154, A:S.154, A:S.154, A:K.196, A:S.198, A:S.198, A:N.199 Salt bridges: A:K.101 ANP.4: 22 residues within 4Å: Chain A: E.106 Chain B: I.23, G.24, S.25, G.26, S.27, F.28, G.29, V.31, A.41, K.43, L.74, T.89, Q.90, W.91, C.92, K.138, N.140, N.141, F.143, D.154 Ligands: MG.5 12 PLIP interactions: 11 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:S.27, B:F.28, B:K.43, B:T.89, B:Q.90, B:C.92, B:K.138, B:N.140, B:N.141, B:D.154, A:E.106 Salt bridges: B:K.43

2 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 5 residues within 4Å: Chain A: K.101, N.199, D.212 Ligands: ANP.1, QOA.3 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:D.212 MG.5: 4 residues within 4Å: Chain B: N.140, N.141, D.154 Ligands: ANP.4 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:D.154

1 x QOA: N-[(2S)-2,3-dihydroxypropyl]-3-[(2-fluoro-4-iodophenyl)amino]pyridine-4-carboxamide(Non-covalent)

QOA.3: 16 residues within 4Å: Chain A: G.83, K.101, L.119, L.122, V.131, I.145, M.147, D.212, F.213, G.214, V.215, S.216, L.219, M.223 Ligands: ANP.1, MG.2 9 PLIP interactions: 9 interactions with chain A Hydrophobic interactions: A:L.122, A:L.219 Hydrogen bonds: A:K.101, A:K.101, A:D.212, A:V.215, A:S.216 pi-Stacking: A:F.213 Halogen bonds: A:V.131

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Gonzalez-Del Pino, G.L. et al., Allosteric MEK inhibitors act on BRAF/MEK complexes to block MEK activation. Proc.Natl.Acad.Sci.USA (2021)

Release Date

2021-04-21

Peptides

Dual specificity mitogen-activated protein kinase kinase 1: A
Serine/threonine-protein kinase B-raf: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

B
A

Dual specificity mitogen-activated protein kinase kinase 1

Serine/threonine-protein kinase B-raf

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