[DsrC protein]-S-sulfanyl-L-cysteine/L-cysteine => [DsrC protein]-disulfide + hydrogen sulfide + H(+)
[dsrc protein]-s-sulfanyl-l-cysteine/l-cysteine => [dsrc protein]-disulfide + hydrogen sulfide + h(+)
[DsrC protein]-S-sulfanyl-L-cysteine/L-cysteine => [DsrC protein]-disulfide + hydrogen sulfide + H(+)
[dsrc protein]-s-sulfanyl-l-cysteine/l-cysteine => [dsrc protein]-disulfide + hydrogen sulfide + h(+)