The domain within your query sequence starts at position 252 and ends at position 499; the E-value for the ECH_1 domain shown below is 5e-33.

RKEEGFTHILLSSQTSDNNALTPEIMKEVRRALCNAATDDSKLLLLSAVGSVFCSGLDYS
YLIGRLSSDRRKESTRIAEAIRDFVKAFIQFKKPIVVAINGPALGLGASILPLCDIVWAS
EKAWFQTPYATIRLTPAGCSSYTFPQILGVALANEMLFCGRKLTAQEACSRGLVSQVFWP
TTFSQEVMLRVKEMASCSAVVLEESKCLVRSFLKSVLEEVNEKECVMLKQLWSSSKGLDS
LFSYLQDK

ECH_1

ECH_1
PFAM accession number:PF00378
Interpro abstract (IPR001753):

This family contains a diverse set of enzymes including: enoyl-CoA hydratase, 1,4-dihydroxy-2-naphthoyl-CoA synthase (napthoate synthase), carnitinyl-CoA dehydratase (carnitine racemase), 3-hydroxybutyryl-CoA dehydratase and enoyl-CoA delta isomerase (dodecanoyl-CoA delta-isomerase).

GO function:catalytic activity (GO:0003824)

This is a PFAM domain. For full annotation and more information, please see the PFAM entry ECH_1