>1sr4_B mol:protein length:261 cytolethal distending toxin protein B NLSDFKVATWNLQGSSAVNESKWNINVRQLLSGEQGADILMVQEAGSLPSSAVRTSRVI QHGGTPIEEYTWNLGTRSRPNMVYIYYSRLDVGANRVNLAIVSRRQADEAFIVHSDSSV LQSRPAVGIRIGTDVFFTVHALATGGSDAVSLIRNIFTTFNSSSSPPERRVYSWMVVGD FNRAPANLEVALRQEPAVSENTIIIAPTEPTHRSGNILDYAILHDAHLPRREQARERIG ASLMLNQLRSQITSDHFPVSFVRDR