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:	ARHGAP21
Human P-Site:	S873
P-Site Sequence:	SLDAQPNSKTERSKS
UniProt:	Q5T5U3
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	ARHGAP21	Q5T5U3	S873	SLDAQPNSKTERSKS	100 / 9 AA	217
Phosphosite 1:	ARHGAP21	Q5T5U3	T875	DAQPNSKTERSKSYD	100 / 7 AA	217
Phosphosite 2:	SLC17A4	Q9Y2C5	S77	PPSQPNASTERPSTD	75 / 8 AA	54
Phosphosite 3:	HES5	Q5TA89	S54	FARHQPNSKLEKADI	75 / 8 AA	18
Phosphosite 4:	DTX4	Q9Y2E6	T284	PPGPNSKTGRVALAT	85 / 7 AA	67
Phosphosite 5:	MMAB	Q96EY8	S50	GDRPQPSSKTPRIPK	66 / 9 AA	27
Phosphosite 6:	ANK2	Q01484	T1948	PVSPTSKTERIEETM	85 / 7 AA	430
Phosphosite 7:	DTX4	Q9Y2E6	S282	ASPPGPNSKTGRVAL	85 / 7 AA	67
Phosphosite 8:	SLC27A3	Q5K4L6	S435	YLVNQPPSKAERGHK	75 / 8 AA	79
Phosphosite 9:	C4orf26	Q17RF5	T65	VTRAQPITKTPRCPF	66 / 9 AA	16
Phosphosite 10:	LSM14B	Q9BX40	S194	GRQAQPSSKTASDVV	75 / 8 AA	42
Phosphosite 11:	LSM14B	Q9BX40	S193	NGRQAQPSSKTASDV	85 / 7 AA	42
Phosphosite 12:	GCNT4	Q9P109	S260	ETVKPPNSKLERFTY	85 / 7 AA	53
Phosphosite 13:	LIPE	Q05469	S39	TPIAQPESKTLQGSN	85 / 7 AA	117
Phosphosite 14:	ANKRD38	Q5T7N3	S740	PGEEVPHSKAERYKP	71 / 7 AA	107
Phosphosite 15:	GPRASP1	Q5JY77	S106	RFGAERLSKTERNSQ	66 / 9 AA	157
Phosphosite 16:	Bcl-6	P41182	S343	KSDCQPNSPTESCSS	85 / 7 AA	79
Phosphosite 17:	ANK2	Q01484	T1854	PVSPSTKTERHSPVS	71 / 7 AA	430
Phosphosite 18:	LOC90379	Q66K64	S5	___MAPSSKSERNSG	71 / 7 AA	66
Phosphosite 19:	ANK2	Q01484	T1830	PVSPSAKTERHSPAS	71 / 7 AA	430
Phosphosite 20:	IARS2	Q9NSE4	S55	ASNHQPNSNSGRYRD	62 / 8 AA	114