Your Query returns 59 Accession Numbers:

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

Gene/Allele	Accession	NCBI Taxonid	Synonyms
ptrB	BX251410	218496
ptrB	BX248336	233413
ptrB	AP005936	224911
ptrB	AJ414150	214092	rlp YPO1780
ptrB	AE000278	83333	b1845
ptrB	AE005407	155864	Z2896
ptrB	AE008492	171101	spr1204
ptrB	AE008602	781	RC0377
ptrB	Z95151	1769
ptrB	AL583924	1769	ML2226
ptrB	AE009055	180835	Atu0897
ptrB	BX571868	243265
ptrB	AE012469	190485	XCC3502
ptrB	AE011691	190486	XAC0631
ptrB	BX927155	196627
ptrB	AE013855	187410	y2527
ptrB	AE014365	204722
ptrB	AE015204	198214
ptrB	AE015465	211586
ptrB	AE016761	199310
ptrB	AE012555	183190
ptrB	AE008783	99287	STM1879
ptrB	AE016984	198215
ptrB	AE014748	206672
ptrB	AE016851	203267
ptrB	AF331043	122866
ptrB	AE016922	243365
ptrB	AE017253	243275
ptrB	AE005174	83334	Z2896
ptrB	NC_004463	224911
ptrB	NC_000913	83333	tlp ptrII
ptrB	NC_002655	155864
ptrB	NC_004088	187410
ptrB	NC_003902	190485
ptrB	NC_003919	190486
ptrB	NC_004310	204722
ptrB	NC_003103	781
ptrB	NC_003098	171101
ptrB	NC_004556	183190
ptrB	NC_004337	198214
ptrB	NC_004431	199310
ptrB	NC_004572	203267
ptrB	NC_004347	211586
ptrB	NC_004741	198215
ptrB	NC_002677	1769
ptrB	NC_003143	214092	rlp
ptrB	NC_004551	218496
ptrB	0	N/A
ptrB	NC_005126	243265
ptrB	NC_005085	243365
ptrB	AE017133	229193
ptrB	NC_002967	243275
ptrB	NC_005363	264462
ptrB	NC_003197	99287
ptrB	NC_005810	229193
ptrB	0	N/A
ptrB	BX842654	264462
ptrB	NC_003304	176299
ptrB	NC_003047	266834

Text2Knowledge ... Yong Huang 2002