Note - Blast analyses are based on comparisons of the phosphosites and the bordering four amino acids on each side of these phosphosites.

Phosphosite
Human Protein:	U2AF1
Human P-Site:	S231
P-Site Sequence:	RERDRRRSRDRERSG
UniProt:	Q01081
Intern. Prot. ID:	IPI00005613

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	U2AF1	Q01081	S231	RERDRRRSRDRERSG	100 / 9 AA	28
Phosphosite 1:	RBM39	Q14498	S58	KSKERKRSRDRERKK	77 / 9 AA	59
Phosphosite 2:	TMCC2	O75069	S94	LFHSRRRSREREHQT	87 / 8 AA	77
Phosphosite 3:	PRPF38B	Q5VTL8	S330	RGLERRRSRSRERHR	77 / 9 AA	64
Phosphosite 4:	LUC7L	Q9NQ29	S270	RTRDRRRSRSRDRRR	77 / 9 AA	44
Phosphosite 5:	RSRC1	Q96IZ7	S133	HRRTRSRSRDRERRK	87 / 8 AA	39
Phosphosite 6:	CCAR1	Q8IX12	S329	RERERRRSRERSPQR	75 / 8 AA	133
Phosphosite 7:	SNRNP70	P08621	S277	DKEERRRSRERSKDK	75 / 8 AA	52
Phosphosite 8:	BTBD10	Q9BSF8	S67	RSRDRRRSSDRSRDS	87 / 8 AA	54
Phosphosite 9:	DEF6	Q9H4E7	S387	EEEERRRSQHRELQQ	66 / 9 AA	74
Phosphosite 10:	DIDO1	Q9BTC0	S2194	RDRDRSRSRERDRDK	66 / 9 AA	244
Phosphosite 11:	RUSC2	Q8N2Y8	S1359	VLAELRRSREREGPA	66 / 9 AA	161
Phosphosite 12:	SNRNP27	Q8WVK2	S41	RERDRRRSRSRSPHR	87 / 8 AA	19
Phosphosite 13:	DDX46	Q7L014	S93	RSRDRRRSRSRSRGR	87 / 8 AA	117
Phosphosite 14:	RBMX2	Q9Y388	S308	RHKRARRSRERESSN	85 / 7 AA	37
Phosphosite 15:	RBM23	Q86U06	S76	KSRDRKRSRSRDRDR	66 / 9 AA	49
Phosphosite 16:	DDX46	Q7L014	S60	RSRDKRRSRSRDRKR	66 / 9 AA	117
Phosphosite 17:	CROP	O95232	S353	RSRDRRRSKSRDRKS	66 / 9 AA	51
Phosphosite 18:	ARGLU1	Q9NWB6	S31	RSRSRSRSRDKERVR	75 / 8 AA	33
Phosphosite 19:	DDX46	Q7L014	S85	RSRERRRSRSRDRRR	66 / 9 AA	117
Phosphosite 20:	SNRNP70	P08621	S257	KERERRRSRSRDRRR	66 / 9 AA	52