>sp|Q27750|H2BS2_PSAMI Histone H2B.2, sperm OS=Psammechinus miliaris MPKSPSKSSPRKGSPRKGSPRKGSPKRGGKGAKRAGKGGRRNVVKRRRRRRESYGIYIYK VLKQVHPDTGISSRGMSVMNSFVNDVFERIAGEASRLTSANRRSTISSREIQTAVRLLLP GELAKHAVSEGTKAVTKYTTARR