Description_x000D_ General description_x000D_ This gene encodes a member of the globin superfamily and is expressed in skeletal and cardiac muscles. The encoded protein is a haemoprotein contributing to intracellular oxygen storage and transcellular facilitated diffusion of oxygen. At least three alternatively spliced transcript variants encoding the same protein have been reported. [provided by RefSeq_x000D_ Immunogen_x000D_ Native purified human MB._x000D_ Physical form_x000D_ Solution in phosphate buffered saline, pH 7.4