ID 3.13.2.1 DE adenosylhomocysteinase. AN adenosylhomocysteine hydrolase. AN AdoHcyase. AN S-adenosylhomocysteinase. AN S-adenosylhomocysteine hydrolase. AN S-adenosylhomocysteine synthase. AN SAHase. CA H2O + S-adenosyl-L-homocysteine = adenosine + L-homocysteine. CC -!- The enzyme contains one tightly bound NAD(+) per subunit. CC -!- This appears to bring about a transient oxidation at C-3' of the CC 5'-deoxyadenosine residue, thus labilizing the thioether bond, CC cf. EC 5.5.1.4. CC -!- Formerly EC 3.3.1.1. DR O23255, SAHH1_ARATH; P84533, SAHH1_POPEU; Q9LK36, SAHH2_ARATH; DR P84532, SAHH2_POPEU; A6QLP2, SAHH3_BOVIN; Q96HN2, SAHH3_HUMAN; DR Q68FL4, SAHH3_MOUSE; Q5R889, SAHH3_PONAB; P51893, SAHHA_XENLA; DR O93477, SAHHB_XENLA; Q6FA43, SAHH_ACIAD ; B9MD45, SAHH_ACIET ; DR A1W3P0, SAHH_ACISJ ; Q9YEF2, SAHH_AERPE ; Q8UJ99, SAHH_AGRFC ; DR O76757, SAHH_ANOGA ; O67240, SAHH_AQUAE ; O28279, SAHH_ARCFU ; DR Q5P6B7, SAHH_AROAE ; Q64MT2, SAHH_BACFR ; Q8A407, SAHH_BACTN ; DR Q6G584, SAHH_BARHE ; Q6G1D6, SAHH_BARQU ; A9IL83, SAHH_BART1 ; DR Q6MNC0, SAHH_BDEBA ; Q7WQX5, SAHH_BORBR ; Q7W1Z7, SAHH_BORPA ; DR A9IGY5, SAHH_BORPD ; Q7VUL8, SAHH_BORPE ; Q3MHL4, SAHH_BOVIN ; DR Q89HP6, SAHH_BRADU ; A0A087WNH6, SAHH_BRAEL ; A5ENA7, SAHH_BRASB ; DR B2S994, SAHH_BRUA1 ; Q2YQX8, SAHH_BRUA2 ; A6WX40, SAHH_BRUA4 ; DR Q57AG3, SAHH_BRUAB ; A9M9T1, SAHH_BRUC2 ; C0RFY3, SAHH_BRUMB ; DR Q8YE49, SAHH_BRUME ; A5VT52, SAHH_BRUO2 ; B0CJJ7, SAHH_BRUSI ; DR Q8FXZ7, SAHH_BRUSU ; A3MQW7, SAHH_BURM7 ; A2S6W2, SAHH_BURM9 ; DR Q62G22, SAHH_BURMA ; A1V8Z2, SAHH_BURMS ; A3P0L8, SAHH_BURP0 ; DR Q3JY79, SAHH_BURP1 ; A3NER1, SAHH_BURP6 ; Q63PT2, SAHH_BURPS ; DR Q2STU0, SAHH_BURTA ; P27604, SAHH_CAEEL ; P83783, SAHH_CANAL ; DR P35007, SAHH_CATRO ; Q9ABH0, SAHH_CAUVC ; O50562, SAHH_CERSP ; DR Q11CD0, SAHH_CHESB ; Q3AQC2, SAHH_CHLCH ; B3EDY3, SAHH_CHLL2 ; DR Q3B532, SAHH_CHLL3 ; B3QMF5, SAHH_CHLP8 ; A1BEZ2, SAHH_CHLPD ; DR A4SF77, SAHH_CHLPM ; Q8KEG8, SAHH_CHLTE ; A0M5W6, SAHH_CHRFK ; DR Q7NZF7, SAHH_CHRVO ; P61456, SAHH_CORDI ; Q8FRJ4, SAHH_COREF ; DR A4QC87, SAHH_CORGB ; Q8NSC4, SAHH_CORGL ; B6J6H1, SAHH_COXB1 ; DR B6J3R0, SAHH_COXB2 ; A9KD88, SAHH_COXBN ; Q83A77, SAHH_COXBU ; DR Q1LS20, SAHH_CUPMC ; Q0KF25, SAHH_CUPNH ; Q476T8, SAHH_CUPPJ ; DR B2AGG2, SAHH_CUPTR ; A9C184, SAHH_DELAS ; Q72EH1, SAHH_DESVH ; DR B8DR41, SAHH_DESVM ; A1VFZ7, SAHH_DESVV ; P10819, SAHH_DICDI ; DR Q27580, SAHH_DROME ; A5FJK3, SAHH_FLAJ1 ; A6GW32, SAHH_FLAPJ ; DR P61617, SAHH_GEOSL ; B7K8X6, SAHH_GLOC7 ; Q7NGI6, SAHH_GLOVI ; DR Q0BW40, SAHH_GRABC ; Q2SLT4, SAHH_HAHCH ; A1WXM7, SAHH_HALHL ; DR B0R7F2, SAHH_HALS3 ; Q9HN50, SAHH_HALSA ; G0LFB0, SAHH_HALWC ; DR Q18EV6, SAHH_HALWD ; A4G975, SAHH_HERAR ; P23526, SAHH_HUMAN ; DR Q0C427, SAHH_HYPNA ; A6T2Y9, SAHH_JANMA ; P36889, SAHH_LEIDO ; DR Q04NN6, SAHH_LEPBJ ; Q04WX0, SAHH_LEPBL ; B1Y647, SAHH_LEPCP ; DR Q75FU8, SAHH_LEPIC ; Q8EXV1, SAHH_LEPIN ; Q9SP37, SAHH_LUPLU ; DR Q4R596, SAHH_MACFA ; Q0ALW1, SAHH_MARMM ; C6C1F4, SAHH_MARSD ; DR P50246, SAHH_MEDSA ; P93253, SAHH_MESCR ; B7KSJ4, SAHH_METC4 ; DR Q60CG8, SAHH_METCA ; A9VYP7, SAHH_METEP ; B8IPU4, SAHH_METNO ; DR B1ZLX0, SAHH_METPB ; A2SL00, SAHH_METPP ; B0UM37, SAHH_METS4 ; DR P50247, SAHH_MOUSE ; Q7TWW7, SAHH_MYCBO ; A1KNQ0, SAHH_MYCBP ; DR C1AH22, SAHH_MYCBT ; B8ZQE9, SAHH_MYCLB ; Q9CCJ4, SAHH_MYCLE ; DR B2HEP6, SAHH_MYCMM ; Q73UK6, SAHH_MYCPA ; A4ZHR8, SAHH_MYCS2 ; DR A3PW97, SAHH_MYCSJ ; A1UCK8, SAHH_MYCSK ; Q1BCD6, SAHH_MYCSS ; DR A5U7S2, SAHH_MYCTA ; P9WGV2, SAHH_MYCTO ; P9WGV3, SAHH_MYCTU ; DR A0PRF5, SAHH_MYCUA ; Q1CY84, SAHH_MYXXD ; P68172, SAHH_NICSY ; DR Q0AEV8, SAHH_NITEC ; Q82WL1, SAHH_NITEU ; Q5YQS7, SAHH_NOCFA ; DR Q8YX05, SAHH_NOSS1 ; Q2G6T1, SAHH_NOVAD ; Q30WL8, SAHH_OLEA2 ; DR A1TUG3, SAHH_PARC0 ; Q7U9Y3, SAHH_PARMW ; B2JIP4, SAHH_PARP8 ; DR B2T6X2, SAHH_PARPJ ; Q13T36, SAHH_PARXL ; B4SD43, SAHH_PELPB ; DR Q01781, SAHH_PETCR ; P50249, SAHH_PHASS ; Q710C4, SAHH_PIG ; DR Q4XZZ5, SAHH_PLACU ; P50250, SAHH_PLAF7 ; Q7RKK8, SAHH_PLAYO ; DR Q12663, SAHH_PNECA ; A4T0E9, SAHH_POLAQ ; B1XSH8, SAHH_POLNS ; DR A3PFB5, SAHH_PROM0 ; A8G7D1, SAHH_PROM2 ; A2C620, SAHH_PROM3 ; DR A9BD69, SAHH_PROM4 ; Q318B6, SAHH_PROM9 ; Q7V9P3, SAHH_PROMA ; DR Q7V926, SAHH_PROMM ; Q7UZN3, SAHH_PROMP ; Q48PB5, SAHH_PSE14 ; DR B7V419, SAHH_PSEA8 ; Q02TY0, SAHH_PSEAB ; Q9I685, SAHH_PSEAE ; DR Q1I3W5, SAHH_PSEE4 ; Q4K4H7, SAHH_PSEF5 ; C3K3G6, SAHH_PSEFS ; DR A4XPF3, SAHH_PSEMY ; A5WA09, SAHH_PSEP1 ; Q3K5D7, SAHH_PSEPF ; DR B0KM00, SAHH_PSEPG ; B1J2Y8, SAHH_PSEPW ; Q87V73, SAHH_PSESM ; DR Q4ZZ92, SAHH_PSEU2 ; Q9UYK5, SAHH_PYRAB ; Q8ZTQ7, SAHH_PYRAE ; DR P50251, SAHH_PYRFU ; O58275, SAHH_PYRHO ; Q8Y387, SAHH_RALN1 ; DR B2U774, SAHH_RALPJ ; P10760, SAHH_RAT ; B3PVW2, SAHH_RHIE6 ; DR Q2KE72, SAHH_RHIEC ; Q1MNC6, SAHH_RHIJ3 ; Q98CM3, SAHH_RHILO ; DR B5ZV80, SAHH_RHILW ; Q92TC1, SAHH_RHIME ; B9JG53, SAHH_RHIR8 ; DR Q7TTZ5, SAHH_RHOBA ; P28183, SAHH_RHOCB ; Q2IZR1, SAHH_RHOP2 ; DR Q6N2N5, SAHH_RHOPA ; Q13AQ5, SAHH_RHOPS ; B3QJT3, SAHH_RHOPT ; DR Q9ZNA5, SAHH_ROSDO ; P50252, SAHH_SACS2 ; O13639, SAHH_SCHPO ; DR A6UEJ1, SAHH_SINMW ; Q9SWF5, SAHH_SOLLC ; Q01VU1, SAHH_SOLUE ; DR Q1GWT5, SAHH_SPHAL ; Q936D6, SAHH_STRAA ; Q82DC9, SAHH_STRAW ; DR Q8GGL7, SAHH_STRAZ ; Q9KZM1, SAHH_STRCO ; P26799, SAHH_STRFR ; DR B1VUW6, SAHH_STRGG ; A4VRF7, SAHH_STUS1 ; Q4JAZ7, SAHH_SULAC ; DR Q975T0, SAHH_SULTO ; Q3A392, SAHH_SYNC1 ; A5GI30, SAHH_SYNPW ; DR Q0IDX7, SAHH_SYNS3 ; Q3B0K7, SAHH_SYNS9 ; Q3ANF4, SAHH_SYNSC ; DR P74008, SAHH_SYNY3 ; Q9HKX4, SAHH_THEAC ; Q5JED2, SAHH_THEKO ; DR O51933, SAHH_THEMA ; Q8DGC8, SAHH_THEVB ; Q979Z4, SAHH_THEVO ; DR P68173, SAHH_TOBAC ; P51540, SAHH_TRIVA ; C5CM29, SAHH_VARPS ; DR P32112, SAHH_WHEAT ; Q8PP84, SAHH_XANAC ; Q3BXC6, SAHH_XANC5 ; DR Q4UQZ8, SAHH_XANC8 ; Q8PCH5, SAHH_XANCP ; Q2NZE3, SAHH_XANOM ; DR B2SPN6, SAHH_XANOP ; B2I7N4, SAHH_XYLF2 ; Q9PEJ1, SAHH_XYLFA ; DR B0U232, SAHH_XYLFM ; Q87EI8, SAHH_XYLFT ; P39954, SAHH_YEAST ; DR Q5NR48, SAHH_ZYMMO ; //