Sequence alignment between 3aiz(A) and UniProt seq Q975M2 (PCNA2_SULTO):

Q975M2 (PCNA2_SULTO): DNA polymerase sliding clamp 2 from Sulfurisphaera tokodaii (strain DSM 16993 / JCM 10545 / NBRC 100140 / 7)
                 10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230       240        
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+--------
UniProt: MIKATYSSAKDFYSLLSGLLKVTDEIILNFTEDSIFSRYLTDDKVLMVIFKIPKEYLEDYTIDKPLGIKININDLKKILGKAKSKSATVTLEETEAGLKVTVRDEKTGTRSNIYIKGEKTSIDQLTEPKVNLSVTFTTDGDVLKDIARDLSLVGEEVEISADENTVTLSTEEAGRTYKSLLKQDKPLKSLNVESPSKAVYSIEVLKDVFKVTSISQNVTVGFGNNIPMKIEVPTDSGGQLIFWIAPRL
PDB seq: MIKATYSSAKDFYSLLSGLLKVTDEIILNFTEDSIFSRYLTDDKVLMVIFKIPKEYLEDYTIDKPLGIKININDLKKILGKAKSKSATVTLEETEAGLKVTVRDEKTGTRSNIYIKGEKTSIDQLTEPKVNLSVTFTTDGDVLKDIARDLSLVGEEVEISADENTVTLSTEEAGRTYKSLLKQDKPLKSLNVESPSKAVYSIEVLKDVFKVTSISQNVTVGFGNNIPMKIEVPTDSGGQLIFWIAPRL
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+--------
                 10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230       240