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:	CTSE
Human P-Site:	S118
P-Site Sequence:	SPACKTHSRFQPSQS
UniProt:	P14091
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CTSE	P14091	S118	SPACKTHSRFQPSQS	100 / 9 AA	43
Phosphosite 1:	CTSE	P14091	T116	CTSPACKTHSRFQPS	100 / 7 AA	43
Phosphosite 2:	PGC	P20142	S113	SQACTSHSRFNPSES	66 / 9 AA	42
Phosphosite 3:	VWA3B	Q502W6	T288	LKDLSAKTHSRFHAF	100 / 6 AA	146
Phosphosite 4:	PAPPA2	Q9BXP8	S357	ATILISHSRYQPGTW	71 / 7 AA	199
Phosphosite 5:	PAPPA2	Q9BXP8	Y359	ILISHSRYQPGTWTH	71 / 7 AA	199
Phosphosite 6:	Slc17a7	Q9P2U7	S546	PSYGATHSTFQPPRP	85 / 7 AA	62
Phosphosite 7:	PGC	P20142	S111	CQSQACTSHSRFNPS	71 / 7 AA	42
Phosphosite 8:	Slc17a7	Q9P2U7	T547	SYGATHSTFQPPRPP	85 / 7 AA	62
Phosphosite 9:	SERPINB1	P30740	S68	NTVEEVHSRFQSLNA	62 / 8 AA	43
Phosphosite 10:	AGFG1	P52594	S264	GFPTASHSPFQPQTT	71 / 7 AA	58
Phosphosite 11:	HELZ	P42694	Y1573	EDEVETTYSRFQDLI	83 / 6 AA	219
Phosphosite 12:	ALMS1	Q8TCU4	S2651	SLQLKSHSPFQNFIP	71 / 7 AA	461
Phosphosite 13:	HELZ	P42694	S1574	DEVETTYSRFQDLIR	83 / 6 AA	219
Phosphosite 14:	MAB21L2	Q9Y586	S130	LSARKIRSRFQTLVA	71 / 7 AA	41
Phosphosite 15:	MAB21L1	Q13394	S130	LSARKIRSRFQTLVA	71 / 7 AA	41
Phosphosite 16:	KIF21B	O75037	S1441	AVRIWELSRFQPVGK	100 / 5 AA	183
Phosphosite 17:	TRAK1	Q9UPV9	T549	ESIMSLGTHSRFSEF	100 / 5 AA	106
Phosphosite 18:	ZNF498	Q6NSZ9	T340	PLPDEVKTHSSFWKP	71 / 7 AA	61
Phosphosite 19:	CEP63	Q96MT8	T620	TSYSLCKTHSLPSAL	100 / 5 AA	81
Phosphosite 20:	CEP63	Q96MT8	S622	YSLCKTHSLPSALDT	100 / 5 AA	81