ID 4.2.2.3 DE Poly(beta-D-mannuronate) lyase. AN Alginate lyase I. AN Poly(mana) alginate lyase. CA Eliminative cleavage of polysaccharides containing beta-D-mannuronate CA residues to give oligosaccharides with 4-deoxy-alpha-L-erythro-hex-4- CA enopyranuronosyl groups at their ends. CC -!- Formerly EC 4.2.99.4. DR O50660, ALGL_AZOCH ; C1DP89, ALGL_AZOVD ; O52195, ALGL_AZOVI ; DR Q9ZNB7, ALGL_HALMR ; A6V1P7, ALGL_PSEA7 ; B7UUU9, ALGL_PSEA8 ; DR Q02R18, ALGL_PSEAB ; Q06749, ALGL_PSEAE ; Q1I563, ALGL_PSEE4 ; DR Q4KHY5, ALGL_PSEF5 ; P59786, ALGL_PSEFL ; C3KDZ3, ALGL_PSEFS ; DR A5W8V4, ALGL_PSEP1 ; Q3KHR0, ALGL_PSEPF ; B0KGQ9, ALGL_PSEPG ; DR Q88ND1, ALGL_PSEPK ; B1J479, ALGL_PSEPW ; Q887Q5, ALGL_PSESM ; DR Q9L7P2, ALGL_PSESY ; Q4ZXL0, ALGL_PSEU2 ; P39049, ALXM_PHOS4 ; DR Q59478, ALYA_KLEPN ; Q59639, ALYA_PSEAL ; Q06365, ALYP_PSESO ; //