SMTL ID : 1sr6.1

Structure of nucleotide-free scallop myosin S1

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.75 Å

Oligo State

hetero-1-1-1-mer

Ligands

1 x SO4: SULFATE ION(Non-functional Binders)

SO4.1: 7 residues within 4Å: Chain A: S.178, G.179, A.180, G.181, K.182, T.183, N.237 8 PLIP interactions: 8 interactions with chain A Hydrogen bonds: A:E.177, A:G.179, A:A.180, A:G.181, A:K.182, A:T.183, A:N.237 Salt bridges: A:K.182

1 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 6 residues within 4Å: Chain B: D.28, D.30, D.32, F.34, V.35, D.39 5 PLIP interactions: 5 interactions with chain B Metal complexes: B:D.30, B:D.32, B:D.32, B:F.34, B:D.39

1 x CA: CALCIUM ION(Non-covalent)

CA.3: 5 residues within 4Å: Chain C: D.19, D.22, G.23, D.25, A.27 5 PLIP interactions: 5 interactions with chain C Metal complexes: C:D.19, C:D.22, C:G.23, C:D.25, C:A.27

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Risal, D. et al., Myosin subfragment 1 structures reveal a partially bound nucleotide and a complex salt bridge that helps couple nucleotide and actin binding. Proc.Natl.Acad.Sci.Usa (2004)

Release Date

2004-06-15

Peptides

Myosin heavy chain, striated muscle: A
Myosin regulatory light chain, striated adductor muscle: B
Myosin essential light chain, striated adductor muscle: C

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

Myosin heavy chain, striated muscle

Myosin regulatory light chain, striated adductor muscle

Myosin essential light chain, striated adductor muscle

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