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SummaryStructural detailsExperimental detailsFunctional detailsSequence NeighborHistoryDownloads

8SYF

Homology model of Acto-HMM complex in ADP-state. Chicken smooth muscle HMM and chicken pectoralis actin

Functional Information from GO Data
ChainGOidnamespacecontents
A0003774molecular_functioncytoskeletal motor activity
A0005524molecular_functionATP binding
A0016459cellular_componentmyosin complex
A0051015molecular_functionactin filament binding
B0003774molecular_functioncytoskeletal motor activity
B0005524molecular_functionATP binding
B0016459cellular_componentmyosin complex
B0051015molecular_functionactin filament binding
C0000166molecular_functionnucleotide binding
C0001725cellular_componentstress fiber
C0005200molecular_functionstructural constituent of cytoskeleton
C0005515molecular_functionprotein binding
C0005524molecular_functionATP binding
C0005856cellular_componentcytoskeleton
C0005865cellular_componentstriated muscle thin filament
C0005884cellular_componentactin filament
C0015629cellular_componentactin cytoskeleton
C0016787molecular_functionhydrolase activity
C0030240biological_processskeletal muscle thin filament assembly
C0048741biological_processskeletal muscle fiber development
D0000166molecular_functionnucleotide binding
D0001725cellular_componentstress fiber
D0005200molecular_functionstructural constituent of cytoskeleton
D0005515molecular_functionprotein binding
D0005524molecular_functionATP binding
D0005856cellular_componentcytoskeleton
D0005865cellular_componentstriated muscle thin filament
D0005884cellular_componentactin filament
D0015629cellular_componentactin cytoskeleton
D0016787molecular_functionhydrolase activity
D0030240biological_processskeletal muscle thin filament assembly
D0048741biological_processskeletal muscle fiber development
E0000146molecular_functionmicrofilament motor activity
E0000287molecular_functionmagnesium ion binding
E0005509molecular_functioncalcium ion binding
E0005515molecular_functionprotein binding
E0005829cellular_componentcytosol
E0005859cellular_componentmuscle myosin complex
E0008307molecular_functionstructural constituent of muscle
E0016459cellular_componentmyosin complex
E0016460cellular_componentmyosin II complex
E0030239biological_processmyofibril assembly
E0031032biological_processactomyosin structure organization
E0032036molecular_functionmyosin heavy chain binding
E0042641cellular_componentactomyosin
E0043531molecular_functionADP binding
E0045159molecular_functionmyosin II binding
E0051015molecular_functionactin filament binding
E0097513cellular_componentmyosin II filament
F0005509molecular_functioncalcium ion binding
G0005509molecular_functioncalcium ion binding
H0000146molecular_functionmicrofilament motor activity
H0000287molecular_functionmagnesium ion binding
H0005509molecular_functioncalcium ion binding
H0005515molecular_functionprotein binding
H0005829cellular_componentcytosol
H0005859cellular_componentmuscle myosin complex
H0008307molecular_functionstructural constituent of muscle
H0016459cellular_componentmyosin complex
H0016460cellular_componentmyosin II complex
H0030239biological_processmyofibril assembly
H0031032biological_processactomyosin structure organization
H0032036molecular_functionmyosin heavy chain binding
H0042641cellular_componentactomyosin
H0043531molecular_functionADP binding
H0045159molecular_functionmyosin II binding
H0051015molecular_functionactin filament binding
H0097513cellular_componentmyosin II filament
Functional Information from PROSITE/UniProt
site_idPS00018
Number of Residues13
DetailsEF_HAND_1 EF-hand calcium-binding domain. DQNRDGFIDkeDL
ChainResidueDetails
FASP41-LEU53
site_idPS00406
Number of Residues11
DetailsACTINS_1 Actins signature 1. YVGDEAQs.KRG
ChainResidueDetails
CTYR53-GLY63
site_idPS00432
Number of Residues9
DetailsACTINS_2 Actins signature 2. WITKqEYDE
ChainResidueDetails
CTRP356-GLU364
site_idPS01132
Number of Residues13
DetailsACTINS_ACT_LIKE Actins and actin-related proteins signature. LLTEApLNPkaNR
ChainResidueDetails
CLEU104-ARG116
Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues72
DetailsRegion: {"description":"Actin-binding"}
ChainResidueDetails
site_idSWS_FT_FI2
Number of Residues14
DetailsBinding site: {}
ChainResidueDetails
site_idSWS_FT_FI3
Number of Residues58
DetailsDomain: {"description":"IQ","evidences":[{"source":"PROSITE-ProRule","id":"PRU00116","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails
site_idSWS_FT_FI4
Number of Residues2
DetailsModified residue: {"description":"Blocked amino end (Ser)","evidences":[{"source":"PubMed","id":"3312184","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails
site_idSWS_FT_FI5
Number of Residues2
DetailsModified residue: {"description":"N6,N6,N6-trimethyllysine","evidences":[{"source":"PubMed","id":"3312184","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails
site_idSWS_FT_FI6
Number of Residues2
DetailsModified residue: {"description":"N-acetylaspartate; in Actin, alpha skeletal muscle","evidences":[{"source":"PubMed","id":"456601","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails
site_idSWS_FT_FI7
Number of Residues4
DetailsModified residue: {"description":"Methionine (R)-sulfoxide","evidences":[{"source":"UniProtKB","id":"P68134","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails
site_idSWS_FT_FI8
Number of Residues2
DetailsModified residue: {"description":"Tele-methylhistidine","evidences":[{"source":"PubMed","id":"12356759","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1MDU","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails
site_idSWS_FT_FI9
Number of Residues2
DetailsModified residue: {"description":"N6-methyllysine","evidences":[{"source":"UniProtKB","id":"P68133","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails
site_idSWS_FT_FI10
Number of Residues140
DetailsDomain: {"description":"EF-hand 1","evidences":[{"source":"PROSITE-ProRule","id":"PRU00448","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails
site_idSWS_FT_FI11
Number of Residues140
DetailsDomain: {"description":"EF-hand 2","evidences":[{"source":"PROSITE-ProRule","id":"PRU00448","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails
site_idSWS_FT_FI12
Number of Residues64
DetailsDomain: {"description":"EF-hand 3","evidences":[{"source":"PROSITE-ProRule","id":"PRU00448","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails
site_idSWS_FT_FI13
Number of Residues8
DetailsBinding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU00448","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

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PDB entries from 2025-12-24

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