>sp|P04554-2|PRM2_HUMAN Isoform 2 of Protamine-2 OS=Homo sapiens OX=9606 GN=PRM2 MVRYRVRSLSERSHEVYRQQLHGQEQGHHGQEEQGLSPEHVEVYERTHGQSHYRRRHCSR RRLHRIHRRQHRSCRRRKRRSCRHRRRHRRESLGDPLNQNFLSQKAAEPGREHAEGTKLP GPLTPSWKLRKSRPKHQVRP