>1xsb_A mol:protein length:153 Bis(5'-nucleosyl)-tetraphosphatase GPLGSMALRACGLIIFRRCLIPKVDNNAIEFLLLQASDGIHHWTPPKGHVEPGEDDLET ALRATQEEAGIEAGQLTIIEGFKRELNYVARNKPKTVIYWLAEVKDYDVEIRLSHEHQA YRWLGLEEACQLAQFKEMKAALQEGHQFLCSIEAL