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:	S341
P-Site Sequence:	SPFLSKRSLSRSPLP
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	S341	SPFLSKRSLSRSPLP	100 / 9 AA	164
Phosphosite 1:	CDK12	Q9NYV4	S343	FLSKRSLSRSPLPSR	100 / 7 AA	164
Phosphosite 2:	MASTL	Q96GX5	S442	EEHLGKRSLKRNFEL	66 / 9 AA	97
Phosphosite 3:	SRRM2	Q9UQ35	T2069	ARGKRSLTRSPPAIR	85 / 7 AA	300
Phosphosite 4:	AHCYL2	Q96HN2	S143	PTKIGRRSLSRSISQ	66 / 9 AA	67
Phosphosite 5:	SRRM2	Q9UQ35	S2067	RTARGKRSLTRSPPA	75 / 8 AA	300
Phosphosite 6:	SLC5A8	Q8N695	S380	FRSLSERSLSWISQG	75 / 8 AA	67
Phosphosite 7:	TTN	Q8WZ42	S1409	IRSLSPRSVSRSPIR	77 / 9 AA	3816
Phosphosite 8:	LRRC36	Q1X8D7	S467	RKIFTKRSLSPSKRG	66 / 9 AA	84
Phosphosite 9:	LCMT2	O60294	S26	SSALSKRSLAARGYV	85 / 7 AA	76
Phosphosite 10:	TOR1A	O14656	S55	ECCGQKRSLSREALQ	100 / 6 AA	38
Phosphosite 11:	TOR1A	O14656	S57	CGQKRSLSREALQKD	100 / 6 AA	38
Phosphosite 12:	C12orf35	Q9HCM1	S1706	NSRLSKRSFSADGFE	85 / 7 AA	195
Phosphosite 13:	RLN1	P04808	S56	MSTWSKRSLSQEDAP	75 / 8 AA	21
Phosphosite 14:	RLN2	P04090	S56	MSTWSKRSLSQEDAP	75 / 8 AA	21
Phosphosite 15:	LCMT2	O60294	S23	TNDSSALSKRSLAAR	100 / 6 AA	76
Phosphosite 16:	CDK12	Q9NYV4	S338	RSSSPFLSKRSLSRS	100 / 6 AA	164
Phosphosite 17:	BAT2	P48634	S1384	AKDLSKRSFSSQRPG	85 / 7 AA	229
Phosphosite 18:	SLC5A3	P53794	S670	GFKSKSLSKRSLRDL	100 / 6 AA	80
Phosphosite 19:	AHCYL1	O43865	S62	PTKTGRRSLSRSISQ	75 / 8 AA	59
Phosphosite 20:	SLC5A3	P53794	S673	SKSLSKRSLRDLMEE	100 / 6 AA	80