ARCI1,epidermal TGase,ICR2,K polypeptide epidermal type I, protein-glutamine-gamma-glutamyltransferase,KTG,LI,LI1,protein-glutamine gamma-glutamyltransferase K,TG(K),TGASE,TGase K,TGase-1,TGK,transglutaminase K,transglutaminase, keratinocyte,Transglutaminase-1.
Catalyzes the cross-linking of proteins and the conjugation of polyamines to proteins. Responsible for cross-linking epidermal proteins during formation of the stratum corneum. Involved in cell proliferation (PubMed:26220141).