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:	PDE4A
Human P-Site:	S628
P-Site Sequence:	RERGMEISPMCDKHT
UniProt:	P27815
Intern. Prot. ID:	IPI00020973

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PDE4A	P27815	S628	RERGMEISPMCDKHT	100 / 9 AA	98
Phosphosite 1:	PDE4D	Q08499	S657	RERGMEISPMCDKHN	100 / 9 AA	91
Phosphosite 2:	PDE4B	Q07343	S601	RERGMEISPMCDKHT	100 / 9 AA	83
Phosphosite 3:	PDE4C	Q08493	S583	RESGLDISPMCDKHT	77 / 9 AA	80
Phosphosite 4:	PDE7B	Q9NP56	S360	QKFELEISPLCNQQK	62 / 8 AA	52
Phosphosite 5:	PDE1C	Q14123	S413	AELGLPFSPLCDRKS	55 / 9 AA	81
Phosphosite 6:	PDE1B	Q01064	S407	AELGLPFSPLCDRTS	55 / 9 AA	61
Phosphosite 7:	PDE1A	P54750	S403	AELGLPFSPLCDRKS	55 / 9 AA	61
Phosphosite 8:	PDE7A	Q13946	S399	KKYHLGVSPLCDRHT	50 / 8 AA	56
Phosphosite 9:	FGD6	Q6ZV73	S107	NQSNDYISPMCSCSS	100 / 5 AA	161
Phosphosite 10:	MYST3	Q92794	S1530	SMQNMETSPMMDVPS	66 / 9 AA	225
Phosphosite 11:	MYST4	Q8WYB5	S1647	SLQNMETSPMMDVPS	66 / 9 AA	231
Phosphosite 12:	KRBA2	Q6ZNG9	S106	SEMEMEISNMREKFL	62 / 8 AA	56
Phosphosite 13:	EPB41L2	O43491	S715	EMNGKEISPGSGPGE	83 / 6 AA	113
Phosphosite 14:	SH3RF1	Q7Z6J0	S327	NRHSMEISPPVLISS	83 / 6 AA	93
Phosphosite 15:	CREBBP	Q92793	S765	SVPGMAISPSRMPQP	83 / 6 AA	265
Phosphosite 16:	ZNF440	Q8IYI8	S569	VGHTMERSPMHVRNV	71 / 7 AA	69
Phosphosite 17:	PRPF8	Q6P2Q9	S2017	IILGMEISAPSQQRQ	83 / 6 AA	274
Phosphosite 18:	ANKRD34B	A5PLL1	S8	MDEGMEISSEGNSLI	83 / 6 AA	56
Phosphosite 19:	ARID2	Q68CP9	S1391	HVGNGEISPMEPQGT	100 / 5 AA	197
Phosphosite 20:	CHRDL1	Q9BU40	S421	TEGEAQISQMCSSRV	66 / 6 AA	51