>AF_AFQ2RRV2F1_1|Chain A|CRISPR-associated exonuclease Cas4|Rhodospirillum rubrum (strain ATCC 11170 / ATH 1.1.1 / DSM 467 / LMG 4362 / NCIMB 8255 / S1) (269796) MAPSDTPPSAEDLPSQGELALFAPPATAEDALVPASMVNAWIYCPRLAVLEWGRGEKARSVDLIAGLRAHQATESGPTPALPDPMVLREDQSLKTRKLSLSSERLGLTAELDLLDVEEGVVIPVEIKVGKRPSVDEGAYLPERAQVCAQALLLREAGYTCLEGALWFAESRERVTVDLTEALVTATLVATSDLRLTVASGRLPPPLDHSAKCPRCSLLPICLPDEIAWFRKGSIARTPPPPASPALPLYGQTPGARIGKKDRGGSVCLDRMAAWLSSRPVPCYAAIGMLNTASGASHPSVARHADGGASARSFRLPTAFRRPVRRSLPCYAAR