>4QOZ_1|Chains A, D|histone mRNA stem-loop| CCAAAGGCUCUUUUCAGAGCCACCCA >4QOZ_3|Chain C|Histone RNA hairpin-binding protein|Homo sapiens (9606) MGSSHHHHHHSSGLVPRGSHMPADFETDESVLMRRQKQINYGKNTIAYDRYIKEVPRHLRQPGIHPKTPNKFKKYSRRSWDQQIKLWKVALHFWDPPAEEGCDLQEIHPVDLESAESSSE >4QOZ_2|Chains B, E|3'-5' exoribonuclease 1|Homo sapiens (9606) TSSASDFSDPVYKEIAITNGCINRMSKEELRAKLSEFKLETRGVKDVLKKRLKNYYKKQKLMLKESNFADSYYDYICIIDFEATCEEGNPPEFVHEIIEFPVVLLNTHTLEIEDTFQQYVRPEINTQLSDFCISLTGITQDQVDRADTFPQVLKKVIDWMKLKELGTKYKYSLLTDGSWDMSKFLNIQCQLSRLKYPPFAKKWINIRKSYGNFYKVPRSQTKLTIMLEKLGMDYDGRPHCGLDDSKNIARIAVRMLQDGCELRINEKMHAGQLMSVSSSLPIEGTPPPQMPHFRKLEHHHHHH