>sp|Q8YLK6|CPCS2_NOSS1 Putative phycocyanobilin lyase CpcS 2 OS=Nostoc sp. GN=cpeS2 MKSLSKLVRTVDESQIIEFFQESVGEWCSQRRYYTLPDGETKEMMSMITIRFLEQGCDEL QKLAQIHKLAESVFLICGAEVTWCSTDVLKNRSESEGSTLFGALGNILYRDRGFATSKPV TAQYNFPNPKTLCLRTEYNGSVFEEELKLIGSKYRTRQTIISRAGEQLMIGQYIEKRIVQ