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:	COL21A1
Human P-Site:	T269
P-Site Sequence:	KVDLSELTSNVFPEG
UniProt:	Q96P44
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	COL21A1	Q96P44	T269	KVDLSELTSNVFPEG	100 / 9 AA	99
Phosphosite 1:	SLC35F5	Q8WV83	T90	WVASSELTSYVFTQY	87 / 8 AA	59
Phosphosite 2:	SLC35F5	Q8WV83	S91	VASSELTSYVFTQYN	87 / 8 AA	59
Phosphosite 3:	WHSC1	O96028	T83	ADKLKDLTSRVFNGE	66 / 9 AA	152
Phosphosite 4:	MLPH	Q9BV36	T393	RRKLEELTSNVSDQE	87 / 8 AA	66
Phosphosite 5:	RP1-199H16.1	Q5TG08	T413	ACKSPELTSNLFNIY	75 / 8 AA	75
Phosphosite 6:	C20orf72	Q9BQP7	T169	EDGFKEYTSNVFLQG	66 / 9 AA	39
Phosphosite 7:	SLC35F5	Q8WV83	Y92	ASSELTSYVFTQYNK	85 / 7 AA	59
Phosphosite 8:	C20orf72	Q9BQP7	S170	DGFKEYTSNVFLQGK	85 / 7 AA	39
Phosphosite 9:	EXOC5	O00471	S147	FLDGELKSDVFTNSE	62 / 8 AA	82
Phosphosite 10:	MLPH	Q9BV36	S394	RKLEELTSNVSDQET	100 / 6 AA	66
Phosphosite 11:	POLQ	O75417	S691	PLPSEVTSNHFSDSL	75 / 8 AA	198
Phosphosite 12:	VWF	P04275	S1065	SSCRILTSDVFQDCN	83 / 6 AA	309
Phosphosite 13:	LPHN3	Q9HAR2	T1242	KKILKELTSNYIPSY	85 / 7 AA	162
Phosphosite 14:	VWF	P04275	T1064	DSSCRILTSDVFQDC	83 / 6 AA	309
Phosphosite 15:	RAD54L	Q92698	T385	EERLRELTSIVNRCL	75 / 8 AA	84
Phosphosite 16:	LIMS2	Q7Z4I7	T327	LKKLSELTSRKAQPK	100 / 6 AA	39
Phosphosite 17:	ASH1L	Q9NR48	S1175	PNSPSHLSELTSLKE	100 / 6 AA	333
Phosphosite 18:	LIMS2	Q7Z4I7	S324	KKRLKKLSELTSRKA	100 / 6 AA	39
Phosphosite 19:	ASH1L	Q9NR48	T1178	PSHLSELTSLKEATP	100 / 6 AA	333
Phosphosite 20:	USP29	Q9HBJ7	T811	RGEAKELTRNVKMGD	83 / 6 AA	104