ZFIN ID: ZDB-GENE-980526-88

Mapping Details

Gene Name:	beta-2-microglobulin
Symbol:	b2m

PHYSICAL MAP AND BROWSER

Genome Browser	Chr	Position	Assembly
ZFIN	4	13,368,412 - 13,370,509	GRCz12tu
NCBI Map Viewer	4	13,368,412 - 13,370,509	GRCz12tu
Ensembl	4	12,793,396 - 12,795,489	GRCz11
NCBI Map Viewer	4	12,793,396 - 12,795,493	GRCz11
UCSC	4	-	GRCz11
UCSC	4	-	GRCz11
Vega	4	12,794,547 - 12,796,640	GRCv10

Mapped Clones containing b2m
DKEYP-87C9	Chr: 4 Details
DKEY-150I15	Chr: 4 Details

PHYSICAL MAPPING

Feature	Chr	Position	Assembly	Source	DetailedSource	Citations
sa33421	4	13,370,341	GRCz12tu	DIRECT		Sealy et al., 2025
	4	12,795,325	GRCz11	DIRECT		Busch-Nentwich et al., 2013
	4	12,796,476	GRCz10	DIRECT		Busch-Nentwich et al., 2013
	4	11,859,849	Zv9	DIRECT		Busch-Nentwich et al., 2013
	4		GRCz11	OTHER_MAPPING	featureLocationPullThruFromGeneGBrowse
	4		GRCz11	OTHER_MAPPING	featureLocationPullThruFromGenePaneledMarkers
	4		GRCz11	OTHER_MAPPING	Feature location obtained from related gene that has mapped_marker info

GENETIC MAPPING PANELS
Chr	Location	Mapped As	Panel	Mapped By	Scoring
4	57.4 cM	b2m	Mother of Pearl (MOP)	Postlethwait, John H.	Data
4	32.3 cM	b2m	Heat Shock (HS)	Woods, Ian G.	Data
4	25.63 cM	b2m	Gates et al (GAT)	Talbot, William S.	Data

Note: Physical map location as displayed in the genome browsers is more precise than linkage map location. Note: Physical map location should be used whenever possible.

Markers Encoded by b2m
fa94c05 Chr: 4 Details
fb10a09 Chr: 4 Details