Source:http://linkedlifedata.com/resource/umls/id/C3268455
GO: Catalysis of the reaction: chitobiose + phosphate = N-acetyl-D-glucosamine + N-acetyl-alpha-D-glucosamine 1-phosphate. This reaction is the phosphorolysis of chitobiose, (GlcNAc)2, a dimer of beta-(1->4) linked glucosamine units. [GOC:mengo_curators, PMID:15274915, Wikipedia:chitobiose]