>gi|20090845|ref|NP_616920.1| hypothetical protein MA1997 [Methanosarcina acetivorans C2A] [1-25]
MGTVLITVMLVSIMLFASGCSQNTSEDENRVENIKENITEKRENLSNLSENITEKRENLSNLSENISGKKENLSNLSENVSEKRENLSNLSENISEKRENLTAVRENLTDRI
>gi|20090856|ref|NP_616931.1| sodium/calcium exchanger protein [Methanosarcina acetivorans C2A] [1-26]