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:	S587
P-Site Sequence:	STSTLPPSTHSKTSA
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	S587	STSTLPPSTHSKTSA	100 / 9 AA	164
Phosphosite 1:	CDK12	Q9NYV4	T588	TSTLPPSTHSKTSAV	100 / 8 AA	164
Phosphosite 2:	ATXN7L2	Q5T6C5	T228	GTRLPPKTHRKMARK	75 / 8 AA	77
Phosphosite 3:	ZBTB41	Q5SVQ8	S834	HTTTLPPSSHEILSP	85 / 7 AA	105
Phosphosite 4:	NKAIN3	Q8N8D7	S122	VRRVLPPSAHGMMDD	55 / 9 AA	23
Phosphosite 5:	TSHZ1	Q6ZSZ6	T474	SIPLPPTTHTRLPAS	62 / 8 AA	118
Phosphosite 6:	TSHZ1	Q6ZSZ6	T473	QSIPLPPTTHTRLPA	62 / 8 AA	118
Phosphosite 7:	UTP18	Q9Y5J1	S314	GEEVLATSTHSKVLY	75 / 8 AA	62
Phosphosite 8:	OR1N2	Q8NGR9	T282	VYLLPPSTYSTERES	85 / 7 AA	37
Phosphosite 9:	OR1N2	Q8NGR9	S281	GVYLLPPSTYSTERE	85 / 7 AA	37
Phosphosite 10:	RES4-22D	P78312	T483	LYATPPFTHSKALPP	85 / 7 AA	140
Phosphosite 11:	TANC2	Q9HCD6	S421	LPLTQPPSAHSSITS	75 / 8 AA	220
Phosphosite 12:	CDK12	Q9NYV4	S590	TLPPSTHSKTSAVSS	100 / 6 AA	164
Phosphosite 13:	DMBT1	Q9UGM3	S723	STITLPPSTVGSESS	100 / 6 AA	261
Phosphosite 14:	PASK	Q96RG2	T954	LASLPGSTHSTAAEL	85 / 7 AA	143
Phosphosite 15:	PNPLA4	P41247	S102	MESILPPSAHELAQN	71 / 7 AA	28
Phosphosite 16:	FHDC1	Q9C0D6	T83	PPGLPPTTHMNGYSH	83 / 6 AA	125
Phosphosite 17:	FHDC1	Q9C0D6	T82	PPPGLPPTTHMNGYS	83 / 6 AA	125
Phosphosite 18:	SORT1	Q99523	T31	LQLLPPSTLSQDRLD	75 / 8 AA	92
Phosphosite 19:	TSHR	P16473	T54	IPSLPPSTQTLKLIE	71 / 7 AA	87
Phosphosite 20:	NEURL1B	A8MQ27	S218	SACLPPSSHDAANFD	83 / 6 AA	59