R5550


H<sub>2</sub>O
(3) H2O
an oxidized electron donor
trithionate
trithionate
sulfite
(3) sulfite
H<SUP>+</SUP>
(4) H+
a reduced electron donor
a reduced electron donor




Databases
MetaCyc:  HYDROGENSULFITE-REDUCTASE-RXN
RHEA:  13212
KEGG:  R00295