>sp|Q4JCA6|SYC_SULAC Cysteine--tRNA ligase OS=Sulfolobus acidocaldarius GN=cysS MNPLRLYNTLGRRIETFESFDPLTVKMYVCGPTVYDYVHIGHGRAFVGFDGIVRYLKLRG FNVIRVQNITDIDDKIIKRANETGKDWREIVDYYTKDYMESLKALKVEIDQHPRVTSHIQ EIIDFVQKLVDKGHAYITSSGSVYFDVDSFPSYGLLSGSKKEEWNQGEEIVKEKKNPYDF ALWKAWKPGEPYWESPWGKGRPGWHIECSTMSTRYLGEQFDIHGGGVDLVFPHHENERAQ SESLLGKIWVKYWVHVAYLTINKEKMSKSLGNIIPLNEALKKWGPSVLRFWYLSTKYRNS IDYSEQTLEQARSSLQRLKDAMGIIRSVIKEEPKSHSNEEEISTQREIISLIGKFHEAMS NDFDTATALSNIYEIANLVFTKIQYTRDFMGAMLAFDAFRQFNYVFGVMDEEFSPSYETM YKVIDSVVEIRNILRARKMYDLSDEIRSVLANAGIKILDGKEKSTWRFE