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IMGT reference sequences in FASTA format:

Amino acid sequences without 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) 
>AF317088|B7H1*01|Mus musculus|F|EX1|
MRIFAGIIFTACCHLLR
>AF317088|B7H1*01|Mus musculus|F|EX2|[D1]|V-LIKE|
AFTITAPKDLYVVEYGSNVTMECRFPVERELDLLALVVYWEKEDEQVIQFVAGEEDLKPQ
HSNFRGRASLPKDQLLKGNAALQITDVKLQDAGVYCCIISYGGADYKRITLKVN
>AF317088|B7H1*01|Mus musculus|F|EX3|[D2]|C-LIKE|
APYRKINQRISVDPATSEHELICQAEGYPEAEVIWTNSDHQPVSGKRSVTTSRTEGMLLN
VTSSLRVNATANDVFYCTFWRSQPGQNHTAELIIP
>AF317088|B7H1*01|Mus musculus|F|EX4|
ELPATHPPQNRTHWVLLGSILLFLIVVSTVLLFLRKQ
>AF317088|B7H1*01|Mus musculus|F|EX5|
VRMLDVEKCGVEDTSSKNRN
>AF317088|B7H1*01|Mus musculus|F|EX6|
DTQFEET
>B7H1*01|Mus musculus|F|EX1-EX6|Splicing A|complete|
MRIFAGIIFTACCHLLRAFTITAPKDLYVVEYGSNVTMECRFPVERELDLLALVVYWEKE
DEQVIQFVAGEEDLKPQHSNFRGRASLPKDQLLKGNAALQITDVKLQDAGVYCCIISYGG
ADYKRITLKVNAPYRKINQRISVDPATSEHELICQAEGYPEAEVIWTNSDHQPVSGKRSV
TTSRTEGMLLNVTSSLRVNATANDVFYCTFWRSQPGQNHTAELIIPELPATHPPQNRTHW
VLLGSILLFLIVVSTVLLFLRKQVRMLDVEKCGVEDTSSKNRNDTQFEET*
>AK154403|B7H1*02|Mus musculus|F|EX1|
MRIFAGIIFTACCHLLR
>AK154403|B7H1*02|Mus musculus|F|EX2|[D1]|V-LIKE|
AFTITAPKDLYVVEYGSNVTMECRFPVERELDLLALVVYWEKEDEQVIQFVAGEEDLKPQ
HSNFRGRASLPKDQLLKGNAALQITDVKLQDAGVYCCIISYGGADYKRITLKVN
>AK154403|B7H1*02|Mus musculus|F|EX3|[D2]|C-LIKE|
APYRKINQRISVDPATSEHELICQAEGYPEAEVIWTNSDHQPVSGKRSVTTSRTEGMLLN
VTSSLRVNATANDVFYCTFWRSQPGQNHTAELIIP
>AK154403|B7H1*02|Mus musculus|F|EX4|
ELPATHPPQNRTHWVLLGSILLFLIVVSTVLLFLRKQ
>AK154403|B7H1*02|Mus musculus|F|EX5|
VRMLDVEKCGVEDTSSKNRN
>AK154403|B7H1*02|Mus musculus|F|EX6|
DTQFEET
>B7H1*02|Mus musculus|F|EX1-EX6|Splicing A|complete|
MRIFAGIIFTACCHLLRAFTITAPKDLYVVEYGSNVTMECRFPVERELDLLALVVYWEKE
DEQVIQFVAGEEDLKPQHSNFRGRASLPKDQLLKGNAALQITDVKLQDAGVYCCIISYGG
ADYKRITLKVNAPYRKINQRISVDPATSEHELICQAEGYPEAEVIWTNSDHQPVSGKRSV
TTSRTEGMLLNVTSSLRVNATANDVFYCTFWRSQPGQNHTAELIIPELPATHPPQNRTHW
VLLGSILLFLIVVSTVLLFLRKQVRMLDVEKCGVEDTSSKNRNDTQFEET*