>8Z4N_1|Chains A, B, C, D|Endoisopeptidase PeiR|Methanobrevibacter ruminantium M1 (634498) MVRFSRDMLQDGAKRMFKWLRKGEGLPNYLIMYDMDRNKEYKLVPKEYAGLYESRNIFWIKNGREPNYVTLTSVARNPLVMDYQNTNYTACPTSLSLASQMLYHYKSESECAKALGTSKGSGTSPAQLIANAPKLGFKIIPIKRDSKEVKKYLKKGFPVICHWQVNQSRNCKGDYTGNFGHYGLIWDMTSTHYVVADPAKGVNRKYKFSCLDNANKGYRQNYYVVCPA