PSG4 GI:42560235 pregnancy specific beta-1-glycoprotein 4 isoform 1 1 mgplsappct qritwkgvll tasllnfwnp pttaqvtiea qppkvsegkd 50 51 vlllvhnlpq nlagyiwykg qmtylyhyit syvvdgqrii ygpaysgrer 100 101 vysnaslliq nvtqedagsy tlhiikrrdg tggvtghftf tlhletpkps 150 151 isssnlnpre ameaviltcd patpaasyqw wmngqslpmt hrlqlsktnr 200 201 tlfifgvtky iagpyeceir npvsasrsdp vtlnllpkls kpyitinnln 250 251 prenkdvltf tcepksknyt yiwwlngqsl pvsprvkrpi enrililpnv 300 301 trnetgpyqc eirdryggir sdpvtlnvly gpdlpsiyps ftyyrsgenl 350 351 ylscfaesnp raqyswting kfqlsgqkls ipqittkhsg lyacsvrnsa 400 401 tgkessksit vkvsdwilp