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:	COL4A3
Human P-Site:	T243
P-Site Sequence:	GPPGPPGTVIVTLTG
UniProt:	Q01955
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	COL4A3	Q01955	T243	GPPGPPGTVIVTLTG	100 / 9 AA	162
Phosphosite 1:	TTN	Q8WZ42	T25437	KEPGPPGTPFVTSIS	77 / 9 AA	3816
Phosphosite 2:	DDX28	Q9NUL7	T399	ERTGPSGTVLVFCNS	75 / 8 AA	60
Phosphosite 3:	SULF1	Q8IWU6	T611	NAVGPPTTVRVTHKC	77 / 9 AA	101
Phosphosite 4:	PIWIL3	Q7Z3Z3	T784	FQNPPPGTVIDVELT	100 / 6 AA	101
Phosphosite 5:	TTN	Q8WZ42	T24355	KEPGPPGTPFATAIS	66 / 9 AA	3816
Phosphosite 6:	TTN	Q8WZ42	T22191	KVPGPPGTPQVTAVT	77 / 9 AA	3816
Phosphosite 7:	Slc8a3	P57103	T561	RTSGARGTVIVPFRT	75 / 8 AA	103
Phosphosite 8:	SSBP3	Q9BWW4	T278	GGGGPPGTPIMPSPA	75 / 8 AA	40
Phosphosite 9:	SSBP4	Q9BWG4	T273	GGGGPPGTPIMPSPG	75 / 8 AA	39
Phosphosite 10:	SSBP2	P81877	T252	GGGGPPGTPIMPSPA	75 / 8 AA	38
Phosphosite 11:	TAF4	O00268	T236	PKPAAPGTVIQTPPF	66 / 9 AA	110
Phosphosite 12:	IL17R	Q96F46	T615	EPLLPPGTGIVKRAP	75 / 8 AA	96
Phosphosite 13:	TAF4B	Q92750	T116	NLQLPPGTVLIKSNS	62 / 8 AA	91
Phosphosite 14:	ZNF474	Q6S9Z5	T65	TQKKRPGTVILSKLS	62 / 8 AA	40
Phosphosite 15:	SMCY	Q9BY66	S1132	QDLRDPGSVIVAFKE	71 / 7 AA	174
Phosphosite 16:	SmcX	P41229	S1145	QDLRDPGSVIVAFKE	71 / 7 AA	176
Phosphosite 17:	ANKHD1	Q8IWZ3	T1974	PKTSPPATVISSVTS	71 / 7 AA	270
Phosphosite 18:	NOTCH2	Q04721	T2074	VTPSPPGTVLTSALS	55 / 9 AA	265
Phosphosite 19:	FOXRED1	Q96CU9	T311	VGEGPPGTLQGTKLP	66 / 9 AA	54
Phosphosite 20:	SSPO	A2VEC9	T4898	AQELPPGTVLTRNCT	83 / 6 AA	548