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IMGT reference sequences in FASTA format:

Amino acid sequences with gaps

The FASTA header contains:
IMGT accession number | gene and allele name | species | functionality | exon name | domain name | domain type | alternative splicing (if it is) | partial (if it is) 
>AK007741|CD48*01|Mus musculus|F|EX1|[D1]|V-LIKE|
MCFIKQGWCLVLELLLLPLGTGFQ
>AK007741|CD48*01|Mus musculus|F|EX2|[D1]|V-LIKE|
GHSIPDINATTGSNVTLKIHKDPLGP.....YKRITWLHT....KNQKILEYNY.....N
STKTIFESE..FKGRVYLEENNGALHISNVRKEDKGTYYMRVLR.....ETENELKITLE
VF
>AK007741|CD48*01|Mus musculus|F|EX3|[D2]|C-LIKE|
........DPVPKPSIEINKTEASTDSCHLRLSCEVKDQH.....VDYTWYESSGPFPK.
.KSPGY....................VLDLIVTPQ..NKSTFYTCQVSNP....SSKNDT
VYFTLPCDL
>AK007741|CD48*01|Mus musculus|F|EX4|
ARSSGVCWTATWLVVTTLIIHRILLT
>BC060977|CD48*02|Mus musculus|F|EX1|[D1]|V-LIKE|
MCFIRQGWCLVLELLLLPLGTGFQ
>BC060977|CD48*02|Mus musculus|F|EX2|[D1]|V-LIKE|
GHSIPDINATTGSNVTLKIHKDPLGP.....YKRITWLHT....KNQKILEYNY.....N
STKTIFESE..FKGRVYLEENNGALHISNVRKEDKGTYYMRVLR.....ETENELKITLE
VF
>BC060977|CD48*02|Mus musculus|F|EX3|[D2]|C-LIKE|
........DPVPKPSIEINKTEASTDSCHLRLSCEVKDQH.....VDYTWYESSGPFPK.
.KSPGY....................VLDLIVTPQ..NKSTFYTCQVSNP....SSKNDT
VYFTLPCDL
>BC060977|CD48*02|Mus musculus|F|EX4|
ARSSGVCWTATWLVVTTLIIHRILLT
>AB196821|CD48*03|Mus musculus|F|EX1|[D1]|V-LIKE|
MCFIKQGWCLVLELLLLPLGTGFQ
>AB196821|CD48*03|Mus musculus|F|EX2|[D1]|V-LIKE|
GHSIPDINATTGSNVTLKIHKDPLGP.....YKRITWLHT....KNQKILEYNY.....N
STKTIFESE..FKGRVYLEENDGALHISNVRKEDKGTYYMRVLR.....ETENELKITLE
VF
>AB196821|CD48*03|Mus musculus|F|EX3|[D2]|C-LIKE|
........DPVPKPSIEINKTEASTDSCHLRLSCEVKDQH.....VDYTWYESSGPFPK.
.KSPGY....................VLDLIVTPQ..NKSTFYTCQVSNP....SSKNDT
VYFTLPCDL
>AB196821|CD48*03|Mus musculus|F|EX4|
ARSSGVCWTATWLVVTTLIIHRILLT
>AK146173|CD48*04|Mus musculus|F|EX1|[D1]|V-LIKE|
MCFIKQGWCLVLELLLLPLGTGFQ
>AK146173|CD48*04|Mus musculus|F|EX2|[D1]|V-LIKE|
GHSIPDINATTGSNVTLKIHKDQLGP.....YKRITWLHT....KNQKILEYNY.....N
STKTIFESE..FKGRVYLEENDGALHISNVRKEDKGTYYMRVLR.....ETENELKITLE
VF
>AK146173|CD48*04|Mus musculus|F|EX3|[D2]|C-LIKE|
........DPVPKPSIEINKTEASTDSCHLRLSCEVKDQH.....VDYTWYESSGPFPK.
.KSPGY....................VLDLIVTPQ..NKSTFYTCQVSNP....SSKNDT
VYFTLPCDL
>AK146173|CD48*04|Mus musculus|F|EX4|
ARSSGVCWTATWLVVTTLIIHRILLT
>AK088027|CD48*05|Mus musculus|F|EX1|[D1]|V-LIKE|Splicing B|
MCFIKQGWCLVLELLLLPLGTGFQ
>AK088027|CD48*05|Mus musculus|F|EX2|[D1]|V-LIKE|Splicing B|
GHSIPDINATTGSNVTLKIHKDPLGP.....YKRITWLHT....KNQKILEYNY.....N
STKTIFESE..FKGRVYLEENNGALHISNVRKEDKGTYYMRVLR.....ETENELKITLE
VF
>AK088027|CD48*05|Mus musculus|F|EX4|Splicing B|
ARSSGVCWTATWLVVTTLIIHRILLT