>4mxiB (B:) SEQRES residues mnliptviettnrgeraydiysrllkdriimlgsqiddnvansivsqllflqaqdsekdi ylyinspggsvtagfaiydtiqhikpdvqticigmaaamgsfllaagakgkrfalpnaev mihqplggaqgqateieiaanhilktreklnrilsertgqsiekiqkdtdrdnfltaeea keyglidevmvpetk