PR:000036553	smad1 isoform 1 phosphorylated and ubiquitinated 1 (human)	hSMAD1/iso:1/PhosUbiq:1|UniProtKB:Q15797-1, Ser-463/Ser-465, MOD:00046|MOD:01148		participates_in	GO:0030514	negative regulation of BMP signaling pathway			PMID:12857866	IDA	NCBITaxon:9606		UniProtKB:Q15797-1	20080301	PRO:CNA