tubulin alpha-1A chain; tubulin B-alpha-1; tubulin alpha-3 chain; alpha-tubulin 3 (TUBA1A, TUBA3)
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Function
- tubulin alpha subunit
- undergoes a tyrosination/detyrosination cycle, the cyclic removal & re-addition of a C-terminal Tyr by the enzymes tubulin tyrosine carboxypeptidase (TTCP) & tubulin tyrosine ligase (TTL), respectively (putative)
Structure
- contains 1 non-exchangeable GTP-binding site
- belongs to the tubulin family
Expression
expressed at a high level in fetal brain
Pathology
- defects in TUBA1A are the cause of lissencephaly type 3