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:	S259
P-Site Sequence:	RSVSEMASHKFKRML
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	S259	RSVSEMASHKFKRML	100 / 9 AA	98
Phosphosite 1:	PDE4D	Q08499	S305	HSVSEMASNKFKRML	88 / 9 AA	91
Phosphosite 2:	PDE4B	Q07343	S247	RSVSEMASNKFKRML	88 / 9 AA	83
Phosphosite 3:	PDE4C	Q08493	S234	HSVGEMASNKFKRIL	77 / 9 AA	80
Phosphosite 4:	NEBL	O76041	S519	KKASEMASQKQYKKD	85 / 7 AA	116
Phosphosite 5:	GLE1	Q53GS7	S166	QALSEMASEQLKRFD	66 / 9 AA	80
Phosphosite 6:	ZNF438	Q7Z4V0	S256	SKPSAVASEKFKEQV	66 / 9 AA	92
Phosphosite 7:	AP4E1	Q9UPM8	S790	LGKADTVSHKFRRKS	44 / 9 AA	127
Phosphosite 8:	MLPH	Q9BV36	S588	NARKGMASHTFAKPV	71 / 7 AA	66
Phosphosite 9:	MLPH	Q9BV36	T590	RKGMASHTFAKPVVA	83 / 6 AA	66
Phosphosite 10:	NEBL	O76041	S445	KRASEMASEKEYKKD	85 / 7 AA	116
Phosphosite 11:	ZNF335	Q9H4Z2	S1036	PGRAEMESHKRAHAG	71 / 7 AA	145
Phosphosite 12:	PFN1	P07737	S133	KKCYEMASHLRRSQY	100 / 5 AA	15
Phosphosite 13:	C1orf175	Q68CQ1	S382	ESWSEMASIKVGQFP	85 / 7 AA	142
Phosphosite 14:	DLG2	Q15700	S394	LPDSEMTSHSQHSTA	83 / 6 AA	98
Phosphosite 15:	VPS13D	Q5THJ4	S1022	DFDLLMASHKNLSFD	100 / 5 AA	492
Phosphosite 16:	SPTBN4	Q9NRC6	S2944	NLESEMSSHEALTRV	83 / 6 AA	417
Phosphosite 17:	PCYT1B	Q9Y5K3	T118	GVCSDDLTHKFKGFT	55 / 9 AA	42
Phosphosite 18:	PRPF40A	O75400	S19	LMVSEMESHPPSQGP	83 / 6 AA	109
Phosphosite 19:	SPTBN4	Q9NRC6	S2943	QNLESEMSSHEALTR	83 / 6 AA	417
Phosphosite 20:	ASH1L	Q9NR48	S800	LADSEKPSHKSFATH	71 / 7 AA	333