Your Query returns 6 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Pdcd1NM_00879810090PD-1    Pdc1    Ly101    600244
PDCD1AF3634589606600244
PDCD1AY2385179606600244
PDCD1NM_0050189606PD1    hPD-l    600244
Pdcd1NT_07829710090600244
PDCD1NT_0779959606600244

Search Again
* OMIM link based on symbol match for human and mouse.

Google

Text2Knowledge ... Yong Huang 2002