The domain within your query sequence starts at position 2 and ends at position 507; the E-value for the ST7 domain shown below is < 1e-12.

KYAVSMFLNTLTPKFYVALTGTSSLISGLILIFEWWYFRKYGTSFIEQVSVSHLRPLLGG
VDNNSSNNSNSSNGDSDSNRQSVSECKVWRNPLNLFRGAEYNRYTWVTGREPLTYYDMNL
SAQDHQTFFTCDSDHLRPADAIMQKAWRERNPQARISAAHEALEINECATAYILLAEEEA
TTIAEAEKLFKQALKAGDGCYRRSQQLQHHGSQYEAQHRRDTNVLVYIKRRLAMCARRLG
RTREAVKMMRDLMKEFPLLSMFNIHENLLEALLELQAYADVQAVLAKYDDISLPKSATIC
YTAALLKARAVSDKFSPEAASRRGLSTAEMNAVEAIHRAVEFNPHVPKYLLEMKSLILPP
EHILKRGDSEAIAYAFFHLAHWKRVEGALNLLHCTWEGTFRMIPYPLEKGHLFYPYPICT
ETADRELLPSFHEVSVYPKKELPFFILFTAGLCSFTAMLALLTHQFPELMGVFAKAFLST
LFAPLNFVMEKVESILPSSLWHQLTR

ST7

 ST7
PFAM accession number:PF04184
Interpro abstract (IPR007311):

The ST7 (for suppression of tumorigenicity 7) protein is thought to be a tumour suppressor gene [ (PUBMED:16474848) ]. The molecular function of this protein is uncertain.

This is a PFAM domain. For full annotation and more information, please see the PFAM entry ST7