The human gene for gamma-glutamyl carboxylase is 13 kb in length and c
ontains 15 exons, Transcription starts at a cytosine 217 base pair ups
tream of the first codon, There are two major transcripts in all tissu
es examined, They are distinguished by the presence of an Alu sequence
in the 3' nontranslated end of the longer species, Relative mRNA leve
ls for 12 bovine tissues are presented. (C) 1997 by The American Socie
ty of Hematology.