SMTL ID : 7umb.1

NanoBRET tracer Tram-bo bound to a KSR2-MEK1 complex

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 3.23 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.64, G.65, K.66, G.67, R.68, V.72, A.82, R.84, T.131, S.132, L.133, C.134, T.138, K.180, K.182, N.183, F.185, D.195, Q.217 12 PLIP interactions: 12 interactions with chain A Hydrogen bonds: A:R.68, A:R.68, A:R.68, A:T.131, A:S.132, A:C.134, A:K.180, A:K.182, A:N.183, A:D.195, A:Q.217 Salt bridges: A:R.84 ANP.2: 17 residues within 4Å: Chain A: K.213 Chain B: L.65, V.73, A.86, K.88, M.134, E.135, M.137, S.141, Q.144, D.181, K.183, S.185, N.186, L.188, D.199 Ligands: U9F.3 11 PLIP interactions: 9 interactions with chain B, 2 interactions with chain A Hydrogen bonds: B:E.135, B:M.137, B:S.141, B:K.183, B:S.185, B:S.185, B:N.186, B:D.199, A:K.213, A:K.213 Salt bridges: B:K.88

1 x U9F: {3-[(1M,2M)-2-{[(1S,2P)-1H,1'H-[2,2'-bipyrrol]-5-yl-kappaN~1~]methylidene}-2H-pyrrol-5-yl-kappaN]-N-(2-{2-[3-({(3M)-3-[(4aM)-3-cyclopropyl-5-(2-fluoro-4-iodoanilino)-6,8-dimethyl-2,4,7-trioxo-3,4,6,7-tetrahydropyrido[4,3-d]pyrimidin-1(2H)-yl]phenyl}amino)-3-oxopropoxy]ethoxy}ethyl)propanamidato}(difluorido)boron(Covalent)

U9F.3: 19 residues within 4Å: Chain A: T.268, P.270 Chain B: K.88, L.109, V.118, I.132, M.134, K.176, R.180, D.181, D.199, F.200, G.201, V.202, S.203, L.206, I.207, R.225 Ligands: ANP.2 14 PLIP interactions: 13 interactions with chain B, 1 interactions with chain A Hydrophobic interactions: B:K.88, B:L.109, B:R.180, B:D.181, B:I.207, B:I.207, A:P.270 Hydrogen bonds: B:D.199, B:V.202, B:S.203, B:R.225, B:Y.231 pi-Cation interactions: B:H.230 Halogen bonds: B:V.118

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Marsiglia, W.M. et al., Live-cell target engagement of allosteric MEKi on MEK-RAF/KSR-14-3-3 complexes. Nat.Chem.Biol. (2024)

Release Date

2023-09-27

Peptides

Kinase suppressor of Ras 2: A
Dual specificity mitogen-activated protein kinase kinase 1: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

B
C

Kinase suppressor of Ras 2

Dual specificity mitogen-activated protein kinase kinase 1

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