UniProt Summary: Glutamylase which preferentially modifies beta-tubulin and non-tubulin proteins, such as NAP1L1, NAP1L4 and CGAS. Involved in the side-chain initiation step of the polyglutamylation reaction rather than in the elongation step. Involved in formation of short side-chains. Mediates initiation of polyglutamylation of nucleosome assembly proteins NAP1L1 and NAP1L4. Also acts as a monoglutamylase: generates monoglutamylation of CGAS, leading to impair the nucleotidyltransferase activity of CGAS. {ECO:0000250|UniProtKB:Q80UG8}.
Pfam DomainsGO Terms
Pfam Domains
TTL
GO Terms
protein-glutamic acid ligase activity
protein polyglutamylation
peptidyl-glutamic acid modification
tubulin binding
cilium
microtubule
peptidyl-amino acid modification
ATP binding
CRISPR Data
Compound HitMost Correlated Genes in ChemogenomicsTissues where Essential in the Avana Dataset (DepMap 20Q1)