SMTL ID : 9gz1.1

Beta-cardiac myosin interacting heads motif complexed to mavacamten

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

hetero-2-2-2-mer

Ligands

4 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 4 residues within 4Å: Chain A: T.184, S.241 Ligands: ADP.2, PO4.3 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:T.184 MG.5: 5 residues within 4Å: Chain B: T.184, S.240, S.241 Ligands: ADP.6, PO4.7 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:T.184 MG.9: 3 residues within 4Å: Chain E: N.39, D.41, D.48 1 PLIP interactions: 1 interactions with chain E Metal complexes: E:D.41 MG.10: 4 residues within 4Å: Chain F: N.39, I.43, D.45, D.48 3 PLIP interactions: 3 interactions with chain F Metal complexes: F:D.45, F:D.48, F:D.48

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

ADP.2: 19 residues within 4Å: Chain A: I.113, N.125, P.126, K.128, W.129, Y.133, E.178, S.179, G.180, A.181, G.182, K.183, T.184, V.185, N.237, N.239, S.240 Ligands: MG.1, PO4.3 12 PLIP interactions: 12 interactions with chain A Hydrogen bonds: A:N.125, A:Y.133, A:Y.133, A:G.180, A:A.181, A:G.182, A:K.183, A:T.184, A:T.184, A:V.185, A:N.237 Salt bridges: A:K.183 ADP.6: 20 residues within 4Å: Chain B: I.113, N.125, P.126, W.129, Y.133, E.178, S.179, G.180, A.181, G.182, K.183, T.184, V.185, N.237, N.239, S.240, S.241, S.321 Ligands: MG.5, PO4.7 16 PLIP interactions: 16 interactions with chain B Hydrogen bonds: B:N.125, B:Y.133, B:Y.133, B:G.180, B:A.181, B:G.182, B:K.183, B:T.184, B:T.184, B:V.185, B:N.237, B:D.238, B:S.241, B:S.321, B:S.321 Salt bridges: B:K.183

2 x PO4: PHOSPHATE ION(Non-functional Binders)

PO4.3: 11 residues within 4Å: Chain A: S.179, K.183, T.184, S.240, S.241, R.242, A.462, G.463, E.465 Ligands: MG.1, ADP.2 7 PLIP interactions: 7 interactions with chain A Hydrogen bonds: A:S.179, A:S.241, A:S.241, A:S.241, A:R.242, A:G.463 Salt bridges: A:K.183 PO4.7: 11 residues within 4Å: Chain B: S.179, G.180, K.183, S.240, S.241, R.242, A.462, G.463, E.465 Ligands: MG.5, ADP.6 8 PLIP interactions: 8 interactions with chain B Hydrogen bonds: B:G.180, B:S.240, B:S.241, B:G.463, B:G.463, B:E.465 Salt bridges: B:K.183, B:R.242

2 x XB2: Mavacamten(Non-covalent)

XB2.4: 10 residues within 4Å: Chain A: Y.163, T.166, D.167, E.496, H.665, P.709, N.710, R.711, I.712, E.773 6 PLIP interactions: 6 interactions with chain A Hydrophobic interactions: A:T.166, A:I.712 Hydrogen bonds: A:D.167, A:D.167, A:R.711 pi-Stacking: A:Y.163 XB2.8: 11 residues within 4Å: Chain B: Y.163, T.166, D.167, H.665, P.709, N.710, R.711, I.712, Y.721, L.769, E.773 12 PLIP interactions: 12 interactions with chain B Hydrophobic interactions: B:Y.163, B:Y.163, B:T.166, B:I.712, B:L.769, B:L.769, B:E.773 Hydrogen bonds: B:D.167, B:D.167, B:N.710, B:R.711 pi-Cation interactions: B:R.720

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

McMillan, S.N. et al., Mavacamten inhibits myosin activity by stabilising the myosin interacting-heads motif and stalling motor force generation. Biorxiv (2025)

Release Date

2025-03-12

Peptides

Myosin-7: AB
Myosin light chain 1/3, skeletal muscle isoform: CD
Myosin regulatory light chain 11: EF

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
E

E
D

F
F

Myosin-7

Myosin light chain 1/3, skeletal muscle isoform

Myosin regulatory light chain 11

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