This gene encodes a protein which contains a vitamin K-dependent carboxylation/gamma-carboxyglutamic domain. The encoded protein is a member of a family of vitamin K-dependent transmembrane proteins which contain a glutamate-rich extracellular domain. [provided by RefSeq, Aug 2011] see less This gene encodes a protein which contains a vitamin K-dependent carboxylation/gamma-carboxyglutamic domain. The encoded protein is a member of a family of vitamin K-dependent transmembrane proteins which contain a glutamate-rich extracellular domain. [provided by RefSeq, Aug 2011]