Interacting Partner	Detection_method	PPI_type	Lit_support	PPI_score	Source_databases
ACVRL1	Affinity Capture-Western	physical	8242742	NA	BioGRID
ANK1	Affinity Capture-Western	physical	12543979	NA	BioGRID
AP2B1	Affinity Capture-Western	physical	12429842	NA	BioGRID
APPL1	Affinity Capture-Western, Co-localization, Reconstituted Complex	physical	26583432	NA	BioGRID
ARHGEF6	Affinity Capture-Western	physical	15761153	NA	BioGRID
BAMBI	Affinity Capture-Western, Reconstituted Complex	physical	19758997	NA	BioGRID
BMPR2	Two-hybrid	physical	7791754, 7890683	NA	BioGRID
CANX	pull down	association	29568061	0.35	IntAct
CAV1	Affinity Capture-Western, Co-fractionation	physical	11102446	NA	BioGRID
CD44	Affinity Capture-Western, Reconstituted Complex	physical	12145287, 15597342	NA	BioGRID
CDC42	Affinity Capture-Western	physical	15761153	NA	BioGRID
CLU	Affinity Capture-Western, Reconstituted Complex, Two-hybrid	physical	8555189	NA	BioGRID
DAB2	Affinity Capture-Western, cross-linking study	association, physical	11387212	0.35	BioGRID, IntAct
DLG5	anti bait coimmunoprecipitation	physical association	23624079	0.40	IntAct, MINT
ELAVL1	Affinity Capture-RNA	physical	19322201	NA	BioGRID
ENG	Affinity Capture-Western, Biochemical Activity, anti bait coimmunoprecipitation	association, physical	12015308, 15702480, 18974388, 23868260, 9872992	0.35	BioGRID, IntAct
EP300	Affinity Capture-Western	physical	21629263	NA	BioGRID
EPHA2	Affinity Capture-MS, anti tag coimmunoprecipitation	association, physical	26496610	0.35	BioGRID, IntAct
FBXO34	Affinity Capture-Western	physical	15761153	NA	BioGRID
FKBP1A	Affinity Capture-Western, Two-hybrid, ubiquitin reconstruction, x-ray crystallography	direct interaction, physical, physical association	10025408, 24658140, 7518616, 7791754	0.59	BioGRID, IntAct
FNTA	Biochemical Activity, Reconstituted Complex, Two-hybrid	physical	8530343	NA	BioGRID
GOLT1B	Affinity Capture-MS, anti tag coimmunoprecipitation	association, physical	26496610	0.35	BioGRID, IntAct
HMMR	Affinity Capture-Western	physical	22610405	NA	BioGRID
HSP90AA1	Affinity Capture-Western, Reconstituted Complex	physical	18591668, 21465483, 22848678	NA	BioGRID
HSPA4	Affinity Capture-Western	physical	19995547	NA	BioGRID
ITCH	Affinity Capture-Western	physical	15350225	NA	BioGRID
ITGA5	anti tag coimmunoprecipitation	physical association	22940691	0.40	IntAct, MINT
KCNK18	Affinity Capture-Western	physical	15761153	NA	BioGRID
LAMP1	pull down	association	29568061	0.35	IntAct
LRG1	anti bait coimmunoprecipitation	association, direct interaction, physical association	23868260	0.40, 0.52	IntAct
MAP3K20	Affinity Capture-Western	physical	15465036	NA	BioGRID
MAP3K7	Affinity Capture-Western	physical	18758450, 19556242, 23973329	NA	BioGRID
MAPK14	Affinity Capture-Western	physical	18758450	NA	BioGRID
MYOC	Two-hybrid	physical	16289162	NA	BioGRID
NLGN3	Affinity Capture-MS, anti tag coimmunoprecipitation	physical, physical association	26496610	0.40	BioGRID, IntAct
NOTCH1	Affinity Capture-Western	physical	24399296	NA	BioGRID
NRP1	Affinity Capture-Western, Reconstituted Complex	physical	20675371, 21186301	NA	BioGRID
OCLN	Affinity Capture-Luminescence, Affinity Capture-Western	physical	15761153	NA	BioGRID
OTUB1	Affinity Capture-Western, Biochemical Activity	physical	25872870	NA	BioGRID
OXSR1	Affinity Capture-Western	physical	15761153	NA	BioGRID
PAK1	Affinity Capture-Western, Reconstituted Complex	physical	15761153	NA	BioGRID
PARD6A	Affinity Capture-Western	physical	15761148	NA	BioGRID
PEG10	Affinity Capture-Western	physical	15611116	NA	BioGRID
PIK3R1	Affinity Capture-Western	physical	9435577	NA	BioGRID
PIK3R2	Affinity Capture-Western	physical	9435577	NA	BioGRID
PPP1R16B	Affinity Capture-Western	physical	15761153	NA	BioGRID
PPP2R2A	Affinity Capture-Western, Reconstituted Complex	physical	9774674	NA	BioGRID
PSEN1	Affinity Capture-Western, Co-localization	physical	24399296	NA	BioGRID
RANBP9	Affinity Capture-Western, Reconstituted Complex, Two-hybrid	physical	24103590	NA	BioGRID
RASSF1	Affinity Capture-Western	physical	27292796	NA	BioGRID
SH3KBP1	Affinity Capture-Western	physical	26169354	NA	BioGRID
SKI	Affinity Capture-Western, Reconstituted Complex	physical	20959473	NA	BioGRID
SKIL	Affinity Capture-Western	physical	20959473	NA	BioGRID
SMAD2	Affinity Capture-Western, Biochemical Activity, Co-fractionation, anti tag coimmunoprecipitation	physical, physical association	11102446, 12543979, 15350225, 18511908, 19139564, 23687300, 25872870	0.40	BioGRID, IntAct, MINT
SMAD3	Affinity Capture-Western, Biochemical Activity	physical	12543979, 19758997, 25872870	NA	BioGRID
SMAD4	Affinity Capture-Luminescence, Co-fractionation	physical	11102446, 15761153	NA	BioGRID
SMAD6	Affinity Capture-Western	physical	20663871, 9436979	NA	BioGRID
SMAD7	Affinity Capture-Western, Co-localization, Reconstituted Complex	physical	10757800, 11163210, 12151385, 14657019, 14722617, 15148321, 15359284, 15946939, 16027725, 17314099, 19758997, 20663871, 21791611, 22624557, 23027871, 25149540, 9215638, 9335507	NA	BioGRID
SMURF1	Affinity Capture-Western	physical	11278251, 12857866, 14657019	NA	BioGRID
SMURF2	Affinity Capture-Western	physical	11163210, 21791611, 22624557, 23973329, 25149540, 26679521	NA	BioGRID
SNX6	Affinity Capture-Western	physical	11279102	NA	BioGRID
SPTBN1	Affinity Capture-Western	physical	12543979	NA	BioGRID
STRAP	Affinity Capture-Western, pull down	physical, physical association	10757800, 17314099, 9856985	0.40	BioGRID, IntAct
TAB2	Affinity Capture-Luminescence	physical	19556242	NA	BioGRID
TGFB1	Affinity Capture-Western, Reconstituted Complex, cross-linking study	direct interaction, physical	10716993, 15597342, 20856203, 8235612	0.44	BioGRID, IntAct
TGFB3	blue native page, ion exchange chromatography, molecular sieving, surface plasmon resonance	physical association	21423151	0.63	IntAct, MINT
TGFBR2	Affinity Capture-Western, Co-fractionation, Phenotypic Enhancement, Two-hybrid, anti bait coimmunoprecipitation	association, genetic, physical	10757800, 11102446, 11483955, 19556242, 19758997, 21791611, 23868260, 25825445, 7890683	0.35	BioGRID, IntAct
TGFBRAP1	Affinity Capture-Western	physical	11278302	NA	BioGRID
TOLLIP	Affinity Capture-Western	physical	23027871	NA	BioGRID
TPM1	Affinity Capture-Western	physical	12543979	NA	BioGRID
TRAF4	Affinity Capture-Western	physical	23973329	NA	BioGRID
TRAF6	Affinity Capture-Western, Biochemical Activity, Co-localization, Reconstituted Complex	physical	18758450, 18922473, 24103590, 25622187, 26807171	NA	BioGRID
TRIM25	Affinity Capture-RNA	physical	29117863	NA	BioGRID
TSC22D1	Affinity Capture-Western, Reconstituted Complex, Two-hybrid	physical	21791611	NA	BioGRID
USP11	Affinity Capture-Western	physical	22773947	NA	BioGRID
USP15	Affinity Capture-Western	physical	22344298, 23973329, 24850914	NA	BioGRID
USP4	Affinity Capture-Western, Biochemical Activity, Reconstituted Complex	physical	22706160	NA	BioGRID
YWHAZ	anti tag coimmunoprecipitation, fluorescence microscopy, pull down	colocalization, physical association	19732720	0.56	IntAct