>sp|B2U0S1|GCSH_SHIB3 Glycine cleavage system H protein OS=Shigella boydii serotype 18 GN=gcvH MSNVPAELKYSKEHEWLRKEADGTYTVGITEHAQELLGDMVFVDLPEVGATVSAGDDCAV AESVKAASDIYAPVSGEIVAVNDALSDSPELVNSEPYAGGWIFKIKASDESELESLLDAT AYEALLEDE