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:	CDK12
Human P-Site:	S311
P-Site Sequence:	PYSRRRSSSYERSGS
UniProt:	Q9NYV4
Intern. Prot. ID:	IPI00021175

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CDK12	Q9NYV4	S311	PYSRRRSSSYERSGS	100 / 9 AA	164
Phosphosite 1:	CDK12	Q9NYV4	S312	YSRRRSSSYERSGSY	100 / 8 AA	164
Phosphosite 2:	CDK12	Q9NYV4	S310	SPYSRRRSSSYERSG	100 / 8 AA	164
Phosphosite 3:	CDK12	Q9NYV4	Y313	SRRRSSSYERSGSYS	100 / 7 AA	164
Phosphosite 4:	EPB41L5	Q9HCM4	T365	TNKARRSTSFERRPS	75 / 8 AA	82
Phosphosite 5:	EPB41L5	Q9HCM4	S366	NKARRSTSFERRPSK	75 / 8 AA	82
Phosphosite 6:	ARHGAP21	Q5T5U3	T441	LQGRRRSTSHDRVPQ	66 / 9 AA	217
Phosphosite 7:	KIAA1853	A7MD48	S124	RKKRRRSSSYSPSPV	100 / 7 AA	69
Phosphosite 8:	EHM2	Q9H329	S407	GSRLRRTSTFERKPS	62 / 8 AA	100
Phosphosite 9:	KIAA1853	A7MD48	S123	TRKKRRRSSSYSPSP	100 / 7 AA	69
Phosphosite 10:	EHM2	Q9H329	T408	SRLRRTSTFERKPSK	62 / 8 AA	100
Phosphosite 11:	RASA3	Q14644	S256	PLKVLRQSSSYEAWY	85 / 7 AA	96
Phosphosite 12:	RASA3	Q14644	S257	LKVLRQSSSYEAWYF	85 / 7 AA	96
Phosphosite 13:	NKTR	P30414	S1391	SRSRSRSSSYDPHSR	75 / 8 AA	166
Phosphosite 14:	RASA3	Q14644	S258	KVLRQSSSYEAWYFL	85 / 7 AA	96
Phosphosite 15:	NKTR	P30414	S1390	SSRSRSRSSSYDPHS	75 / 8 AA	166
Phosphosite 16:	SCN2A	Q99250	S686	EIRKRRSSSYHVSMD	85 / 7 AA	228
Phosphosite 17:	TOMM34	Q15785	S93	KPLLRRASAYEALEK	71 / 7 AA	35
Phosphosite 18:	TNNI3	P19429	S23	PAPIRRRSSNYRAYA	85 / 7 AA	24
Phosphosite 19:	TNNI3	P19429	S24	APIRRRSSNYRAYAT	85 / 7 AA	24
Phosphosite 20:	LMBRD1	Q9NUN5	Y232	KGTRSAAYERLENTE	71 / 7 AA	61