>1a25B (B:) observed residues (from ATOM records)
errgriyiqahidrevlivvvrdaknlvpmdpnglsdpyvklklipdpkseskqktktik
cslnpewnetfrfqlkesdkdrrlsveiwdwdltsrndfmgslsfgiselqkagvdgwfk
llsqeegeyfnv