>gi|27262663 colony stimulating factor 1 isoform b precursor [Homo sapiens] MTAPGAAGRCPPTTWLGSLLLLVCLLASRSITEEVSEYCSHMIGSGHLQS LQRLIDSQMETSCQITFEFVDQEQLKDPVCYLKKAFLLVQDIMEDTMRFR DNTPNAIAIVQLQELSLRLKSCFTKDYEEHDKACVRTFYETPLQLLEKVK NVFNETKNLLDKDWNIFSKNCNNSFAECSSQDVVTKPDCNCLYPKAIPSS DPASVSPHQPLAPSMAPVAGLTWEDSEGTEGSSLLPGEQPLHTVDPGSAK QRPPRSTCQSFEPPETPVVKDSTIGGSPQPRPSVGAFNPGMEDILDSAMG TNWVPEEASGEASEIPVPQGTELSPSRPGGGSMQTEPARPSNFLSASSPL PASAKGQQPADVTGHERQSEGSSSPQLQESVFHLLVPSVILVLLAVGGLL FYRWRRRSHQEPQRADSPLEQPEGSPLTQDDRQVELPV