TTLL4

(redirected from Tubulin-tyrosine ligase-like protein 4)

TTLL4

A gene on chromosome 2p24.3-p24.1 that encodes a polyglutamylase which preferentially modifies beta-tubulin and nucleosome assembly proteins NAP1 and NAP2. TTLL4 is involved in the side-chain initiation step of polyglutamylation, rather than in the elongation step.
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