Function
Isoform 4 may play a role in the trafficking and exocytosis of secretory vesicles in non-neuronal tissues. Mediates Ca(2+)-regulation of exocytosis acrosomal reaction in sperm. May mediate Ca(2+)-regulation of exocytosis in insulin secreted cells (By similarity).
Similarity
Belongs to the synaptotagmin family.
Sequence
MLHLHGWQTMQGRKMGHPPVSPSAPAPAGTTAIPGLIPDLVAGTPWPRWALIAGALAAGVLLVSCLLCAACCCCRRHRKKPRDKESVGLGSARGTTTTHLVQPDVDGLESSPGDAQQWGCLQLSLEFDFGSQEIRVGLRQAADLRPGGTVDPYARVSVSTQAGHRHETKVHRGTLCPVFDETCCFHIPQAELPGATLQVQLFNFKRFSGHEPLGELRLPLGTVDLQHVLEHWYLLGPPAATQPEQVGELCFSLRYVPSSGRLTVVVLEARGLRPGLAEPYVKVQLMLNQRKWKKRKTATKKGTAAPYFNEAFTFLVPFSQVQNVDLVLAVWDRSLPLRTEPVGKVHLGARASGQPLQHWADMLAHARRPIAQRHPLRPAREVDRMLALQPRLRLRLPLPHS