148 Glycine cleavage system H protein 5 GCSH5_AQUAE The glycine cleavage system catalyzes the degradation of glycine. The H protein shuttles the methylamine group of glycine from the P protein to the T protein (By similarity). aq_402 MAEVNGCQLPEDRLYYINPDKNAFIWAKEEDGVFTIGLTSVAAAMAGRLVAYTPKKVGKAVKKDKSVATIESGKWVGPVPSPFDGEIVEVNEALKGNPALVNDDPYGQGWIAKVKPANPEEAKSVLVDANKAAELLQPIVQEKGVKCG gcvH5