ID 4.3.1.17 DE L-serine ammonia-lyase. AN L-hydroxyaminoacid dehydratase. AN L-serine deaminase. AN L-serine dehydratase. AN L-serine hydro-lyase (deaminating). AN Serine deaminase. CA L-serine = pyruvate + NH(3). CF Pyridoxal 5'-phosphate. CC -!- This reaction is also carried out by EC 4.3.1.19 from a number of CC sources. CC -!- The reaction catalyzed probably involves initial elimination of water CC (hence the enzyme's original classification as EC 4.2.1.13), followed CC by isomerization and hydrolysis of the product with C-N bond CC breakage. CC -!- Formerly EC 4.2.1.13. PR PROSITE; PDOC00149; DR O34607, SDHA_BACSU ; P80212, SDHA_CLOPR ; Q48838, SDHA_LACSK ; DR P33073, SDHA_PEPAS ; O34635, SDHB_BACSU ; P80213, SDHB_CLOPR ; DR P33074, SDHB_PEPAS ; Q0VCW4, SDHL_BOVIN ; Q86B06, SDHL_DICDI ; DR P16095, SDHL_ECOLI ; P71349, SDHL_HAEIN ; Q9ZMU7, SDHL_HELPJ ; DR P56072, SDHL_HELPY ; P20132, SDHL_HUMAN ; Q8VBT2, SDHL_MOUSE ; DR P66774, SDHL_MYCBO ; P66773, SDHL_MYCTU ; P09367, SDHL_RAT ; DR O86564, SDHL_STRCO ; P17324, SDHL_YEAST ; P30744, SDHM_ECOLI ; DR Q96GA7, SDSL_HUMAN ; Q8R238, SDSL_MOUSE ; P25379, STDH_YEAST ; DR P42630, TDCG_ECOLI ; //