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9LWO

Cryo-EM structure of the cytosolic ARMH2-EFCAB9-CATSPERz subcomplex of the mouse CatSpermasome

Functional Information from GO Data
ChainGOidnamespacecontents
A0005509molecular_functioncalcium ion binding
A0005515molecular_functionprotein binding
A0005737cellular_componentcytoplasm
A0007283biological_processspermatogenesis
A0030317biological_processflagellated sperm motility
A0031514cellular_componentmotile cilium
A0036128cellular_componentCatSper complex
A0048240biological_processsperm capacitation
A0061891molecular_functioncalcium ion sensor activity
A0097228cellular_componentsperm principal piece
B0003674molecular_functionmolecular_function
B0005575cellular_componentcellular_component
B0008150biological_processbiological_process
C0005515molecular_functionprotein binding
C0005737cellular_componentcytoplasm
C0007140biological_processmale meiotic nuclear division
C0007283biological_processspermatogenesis
C0030317biological_processflagellated sperm motility
C0036128cellular_componentCatSper complex
C0048240biological_processsperm capacitation
C0097225cellular_componentsperm midpiece
C0097228cellular_componentsperm principal piece
Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues35
DetailsDomain: {"description":"EF-hand 1","evidences":[{"source":"PROSITE-ProRule","id":"PRU00448","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues35
DetailsDomain: {"description":"EF-hand 2","evidences":[{"source":"PubMed","id":"15489334","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues35
DetailsDomain: {"description":"EF-hand 3","evidences":[{"source":"PROSITE-ProRule","id":"PRU00448","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues6
DetailsBinding site: {"evidences":[{"evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

254587

PDB entries from 2026-06-03

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