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- Table of Contents
Facts about Synaptojanin-1.
Hydrolyzes PIP2 bound to actin regulatory proteins causing the rearrangement of actin filaments downstream of tyrosine kinase and ASH/GRB2 (By similarity). .
Human | |
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Gene Name: | SYNJ1 |
Uniprot: | O43426 |
Entrez: | 8867 |
Belongs to: |
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synaptojanin family |
EC 3.1.3; EC 3.1.3.36; KIAA0910; polyphosphoinositide phosphatase, 10synaptojanin-1; Synaptic inositol-14,5-trisphosphate 5-phosphatase 1; synaptojanin 1
Mass (kDA):
173.103 kDA
Human | |
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Location: | 21q22.11 |
Sequence: | 21; NC_000021.9 (32628759..32731247, complement) |
Concentrated at clathrin-coated endocytic intermediates in nerve terminals. Isoform 1 is more enriched than isoform 2 in developing brain as well as non-neuronal cells. Isoform 2 is very abundant in nerve terminals.
Cytoplasm, perinuclear region.
PMID: 9428629 by Haffner C., et al. Synaptojanin 1: localization on coated endocytic intermediates in nerve terminals and interaction of its 170 kDa isoform with Eps15.
PMID: 10542231 by Cestra G., et al. The SH3 domains of endophilin and amphiphysin bind to the proline- rich region of synaptojanin 1 at distinct sites that display an unconventional binding specificity.