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5N6A

Cardiac muscle myosin motor domain in the pre-powerstroke state

Functional Information from GO Data
ChainGOidnamespacecontents
A0003774molecular_functioncytoskeletal motor activity
A0005524molecular_functionATP binding
A0016459cellular_componentmyosin complex
A0051015molecular_functionactin filament binding
Functional Information from PDB Data
site_idAC1
Number of Residues19
Detailsbinding site for residue ADP A 901
ChainResidue
AILE114
AALA182
AGLY183
ALYS184
ATHR185
AVAL186
AASN238
APO4902
AMG903
AHOH1004
AHOH1010
AASN126
APRO127
ATYR128
ALYS129
ATRP130
ATYR134
AGLU179
AGLY181

site_idAC2
Number of Residues11
Detailsbinding site for residue PO4 A 902
ChainResidue
ASER180
AGLY181
ALYS184
AASN238
ASER241
ASER242
AARG243
AGLY464
AADP901
AMG903
AHOH1004

site_idAC3
Number of Residues7
Detailsbinding site for residue MG A 903
ChainResidue
ATHR185
ASER242
AASP461
AADP901
APO4902
AHOH1003
AHOH1004

site_idAC4
Number of Residues5
Detailsbinding site for residue GOL A 904
ChainResidue
AGLU574
AALA575
AHIS576
AASN589
AILE590

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues49
DetailsDomain: {"description":"Myosin N-terminal SH3-like","evidences":[{"source":"PROSITE-ProRule","id":"PRU01190","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues36
DetailsRegion: {"description":"Actin-binding","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues7
DetailsBinding site: {"evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsModified residue: {"description":"N6,N6,N6-trimethyllysine","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues1
DetailsModified residue: {"description":"Phosphothreonine","evidences":[{"source":"UniProtKB","id":"P02563","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

250359

PDB entries from 2026-03-11

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