The domain within your query sequence starts at position 597 and ends at position 738; the E-value for the C2-C2_1 domain shown below is 5.8e-61.

TIHLERGENLFEIHINKVTFSSEVLRASGDKELVTFCTYAFYDFELQTTPIVRGLYPEYN
FTSQYLVHVNDLFLQYIQKNTVTLELHQAHSTDYETIAACQLRFHEILEKSGRIFCTTSL
VGTKGDIPNFGTVEYWFRLRVP

C2-C2_1

 C2-C2_1
PFAM accession number:PF11618
Interpro abstract (IPR021656):

This domain is the first, more N-terminal, C2 domain on X-linked retinitis pigmentosa GTPase regulator-interacting proteins, or RPGR-interacting proteins [ (PUBMED:17558409) ].

This is a PFAM domain. For full annotation and more information, please see the PFAM entry C2-C2_1