The domain within your query sequence starts at position 18 and ends at position 80; the E-value for the 2yrn domain shown below is 3e-33.

ANDKIEDINGCPKNRSQMIENIDACLNFLAAKGINTQGLSAEEIRNGNLKAILGLFFSLS
RYK

This is a PDB domain - please see the PDBSUM entry of 2yrn for further annotation