>sp|Q5K473|HEMTM_SIPNU Myohemerythrin OS=Sipunculus nudus OX=6446 PE=2 SV=2 MGFPIPDPYVWDESFKVFYQLLDDKHKQIFQGVFDCAKDPSSAAKLQKLIEVTAKHFSDE ENMMQQSKYSGYPPHKKAHEEFLGKLRGLRAPLDTAGLDYCKDWLVQHIKTIDFKYKGKL