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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) 
>U39456|B7A2*01|Mus musculus|F|EX1|
MAKTIRRLSVAFLTLS
>U39457|B7A2*01|Mus musculus|F|EX2|
DRGPHYKILLPLPHKGWTPGLTHNASLYCASIILK
>U39461|B7A2*01|Mus musculus|F|EX6|[D1]|V-LIKE|
NTMGLAILIFVTVLLIS
>U39462|B7A2*01|Mus musculus|F|EX7|[D1]|V-LIKE|
DAVSVETQAYFNGTAYLPCPFTKAQNISLSELVVFWQDQQKLVLYEHYLGTEKLDSVNAK
YLGRTSFDRNNWTLRLHNVQIKDMGSYDCFIQKKPPTGSIILQQTLTELSVI
>U39463|B7A2*01|Mus musculus|F|EX8|[D2]|C-LIKE|
ANFSEPEIKLAQNVTGNSGINLTCTSKQGHPKPKKMYFLITNSTNEYGDNMQISQDNVTE
LFSISNSLSLSFPDGVWHMTVVCVLETESMKISSKPLNF
>U39464|B7A2*01|Mus musculus|F|EX9|
TQEFPSPQTYWKEITASVTVALLLVMLLIIVCHKKPNQPS
>U39465|B7A2*01|Mus musculus|F|EX10|
RPSNTASKLERDSNADRETINLKELEPQIASA
>U39466|B7A2*01|Mus musculus|F|EX11|
KPNAE
>B7A2*01|Mus musculus|F|EX1-2,6-11|Splicing A|complete|
MAKTIRRLSVAFLTLSDRGPHYKILLPLPHKGWTPGLTHNASLYCASIILKNTMGLAILI
FVTVLLISDAVSVETQAYFNGTAYLPCPFTKAQNISLSELVVFWQDQQKLVLYEHYLGTE
KLDSVNAKYLGRTSFDRNNWTLRLHNVQIKDMGSYDCFIQKKPPTGSIILQQTLTELSVI
ANFSEPEIKLAQNVTGNSGINLTCTSKQGHPKPKKMYFLITNSTNEYGDNMQISQDNVTE
LFSISNSLSLSFPDGVWHMTVVCVLETESMKISSKPLNFTQEFPSPQTYWKEITASVTVA
LLLVMLLIIVCHKKPNQPSRPSNTASKLERDSNADRETINLKELEPQIASAKPNAE*
>U39460|B7A2*01|Mus musculus|F|EX5|
MYVIKTCATC
>U39461|B7A2*01|Mus musculus|F|EX6|[D1]|V-LIKE|
NTMGLAILIFVTVLLIS
>U39462|B7A2*01|Mus musculus|F|EX7|[D1]|V-LIKE|
DAVSVETQAYFNGTAYLPCPFTKAQNISLSELVVFWQDQQKLVLYEHYLGTEKLDSVNAK
YLGRTSFDRNNWTLRLHNVQIKDMGSYDCFIQKKPPTGSIILQQTLTELSVI
>U39463|B7A2*01|Mus musculus|F|EX8|[D2]|C-LIKE|
ANFSEPEIKLAQNVTGNSGINLTCTSKQGHPKPKKMYFLITNSTNEYGDNMQISQDNVTE
LFSISNSLSLSFPDGVWHMTVVCVLETESMKISSKPLNF
>U39464|B7A2*01|Mus musculus|F|EX9|
TQEFPSPQTYWKEITASVTVALLLVMLLIIVCHKKPNQPS
>U39465|B7A2*01|Mus musculus|F|EX10|
RPSNTASKLERDSNADRETINLKELEPQIASA
>U39466|B7A2*01|Mus musculus|F|EX11|
KPNAE
>B7A2*01|Mus musculus|F|EX5-11|Splicing C|complete|
MYVIKTCATCNTMGLAILIFVTVLLISDAVSVETQAYFNGTAYLPCPFTKAQNISLSELV
VFWQDQQKLVLYEHYLGTEKLDSVNAKYLGRTSFDRNNWTLRLHNVQIKDMGSYDCFIQK
KPPTGSIILQQTLTELSVIANFSEPEIKLAQNVTGNSGINLTCTSKQGHPKPKKMYFLIT
NSTNEYGDNMQISQDNVTELFSISNSLSLSFPDGVWHMTVVCVLETESMKISSKPLNFTQ
EFPSPQTYWKEITASVTVALLLVMLLIIVCHKKPNQPSRPSNTASKLERDSNADRETINL
KELEPQIASAKPNAE*
>U39460|B7A2*01|Mus musculus|F|EX4|
MDPRC
>U39461|B7A2*01|Mus musculus|F|EX6|[D1]|V-LIKE|
NTMGLAILIFVTVLLIS
>U39462|B7A2*01|Mus musculus|F|EX7|[D1]|V-LIKE|
DAVSVETQAYFNGTAYLPCPFTKAQNISLSELVVFWQDQQKLVLYEHYLGTEKLDSVNAK
YLGRTSFDRNNWTLRLHNVQIKDMGSYDCFIQKKPPTGSIILQQTLTELSVI
>U39463|B7A2*01|Mus musculus|F|EX8|[D2]|C-LIKE|
ANFSEPEIKLAQNVTGNSGINLTCTSKQGHPKPKKMYFLITNSTNEYGDNMQISQDNVTE
LFSISNSLSLSFPDGVWHMTVVCVLETESMKISSKPLNF
>U39464|B7A2*01|Mus musculus|F|EX9|
TQEFPSPQTYWKEITASVTVALLLVMLLIIVCHKKPNQPS
>U39465|B7A2*01|Mus musculus|F|EX10|
RPSNTASKLERDSNADRETINLKELEPQIASA
>U39466|B7A2*01|Mus musculus|F|EX11|
KPNAE
>B7A2*01|Mus musculus|F|EX4,6-11|Splicing B|complete|
MDPRCNTMGLAILIFVTVLLISDAVSVETQAYFNGTAYLPCPFTKAQNISLSELVVFWQD
QQKLVLYEHYLGTEKLDSVNAKYLGRTSFDRNNWTLRLHNVQIKDMGSYDCFIQKKPPTG
SIILQQTLTELSVIANFSEPEIKLAQNVTGNSGINLTCTSKQGHPKPKKMYFLITNSTNE
YGDNMQISQDNVTELFSISNSLSLSFPDGVWHMTVVCVLETESMKISSKPLNFTQEFPSP
QTYWKEITASVTVALLLVMLLIIVCHKKPNQPSRPSNTASKLERDSNADRETINLKELEP
QIASAKPNAE*
>AK172548|B7A2*02|Mus musculus|F|EX4|
MDPRC
>AK172548|B7A2*02|Mus musculus|F|EX6|[D1]|V-LIKE|
NTMGLAILIFVTVLLIS
>AK172548|B7A2*02|Mus musculus|F|EX7|[D1]|V-LIKE|
DAVSVETQAYFNGTAYLPCPFTKAQNISLSELVVFWQDQQKLVLYEHYLGTEKLDSVNAK
YLGRTSFDRNNWTLRLHNVQIKDMGSYDCFIQKKPPTGSIILQQTLTELSVI
>AK172548|B7A2*02|Mus musculus|F|EX8|[D2]|C-LIKE|
ANFSEPEIKLAQNVTGNSGINLTCTSRQGHPKPKKMYFLITNSTNEYGDNMQISQDNVTE
LFSISNSLSLSFPDGVWHMTVVCVLETESMKISSKPLNF
>AK172548|B7A2*02|Mus musculus|F|EX9|
TQEFPSPQTYWKEITASVTVALLLVMLLIIVCHKKPNQPS
>AK172548|B7A2*02|Mus musculus|F|EX10|
RPSNTASKLERDSNADRETINLKELEPQIASA
>AK172548|B7A2*02|Mus musculus|F|EX11|
KPNAE
>B7A2*02|Mus musculus|F|EX4,6-11|Splicing B|complete|
MDPRCNTMGLAILIFVTVLLISDAVSVETQAYFNGTAYLPCPFTKAQNISLSELVVFWQD
QQKLVLYEHYLGTEKLDSVNAKYLGRTSFDRNNWTLRLHNVQIKDMGSYDCFIQKKPPTG
SIILQQTLTELSVIANFSEPEIKLAQNVTGNSGINLTCTSRQGHPKPKKMYFLITNSTNE
YGDNMQISQDNVTELFSISNSLSLSFPDGVWHMTVVCVLETESMKISSKPLNFTQEFPSP
QTYWKEITASVTVALLLVMLLIIVCHKKPNQPSRPSNTASKLERDSNADRETINLKELEP
QIASAKPNAE*
>AK170054|B7A2*03|Mus musculus|F|EX4|
MDPRC
>AK170054|B7A2*03|Mus musculus|F|EX6|[D1]|V-LIKE|
NTMGLAILIFVTVLLIS
>AK170054|B7A2*03|Mus musculus|F|EX7|[D1]|V-LIKE|
DAVSVETQAYFNGTAYLPCPFTKAQNISLSELVVFWQDQQKLVLYEHYLGTEKLDSVNAK
YLGRTSFDRNNWTLRLHNVQIKDMGSYDCFIQKKPPTGSIILQQTLTELSVI
>AK170054|B7A2*03|Mus musculus|F|EX8|[D2]|C-LIKE|
ANFSEPEIKLAQNVTGNSGINLTCTSKQGHPKPKKMYFLITNSTNEYGDNMQISQDNVTE
LFSISNSLSLSFPDGVWHMTVVCVLETESMKISSKPLNF
>AK170054|B7A2*03|Mus musculus|F|EX9|
TQEFPSPQTYWKEITASVTVALLLVMLLIIVCHKKPNQPS
>AK170054|B7A2*03|Mus musculus|F|EX10|
RPSNTASKLERDSNADRETINLKELEPQIASA
>AK170054|B7A2*03|Mus musculus|F|EX11|
KPNAE
>B7A2*03|Mus musculus|F|EX4,6-11|Splicing B|complete|
MDPRCNTMGLAILIFVTVLLISDAVSVETQAYFNGTAYLPCPFTKAQNISLSELVVFWQD
QQKLVLYEHYLGTEKLDSVNAKYLGRTSFDRNNWTLRLHNVQIKDMGSYDCFIQKKPPTG
SIILQQTLTELSVIANFSEPEIKLAQNVTGNSGINLTCTSKQGHPKPKKMYFLITNSTNE
YGDNMQISQDNVTELFSISNSLSLSFPDGVWHMTVVCVLETESMKISSKPLNFTQEFPSP
QTYWKEITASVTVALLLVMLLIIVCHKKPNQPSRPSNTASKLERDSNADRETINLKELEP
QIASAKPNAE*
>BC013807|B7A2*04|Mus musculus|F|EX4|
MDPRC
>BC013807|B7A2*04|Mus musculus|F|EX6|[D1]|V-LIKE|
NTMGLAILIFVTVLLIS
>BC013807|B7A2*04|Mus musculus|F|EX7|[D1]|V-LIKE|
DAVSVETQAYFNGTAYLPCPFTKAQNISLSELVVFWQDQQKLVLYEHYLGTEKLDSVNAK
YLGRTSFDRNNWTLRLHNVQIKDMGSYDCFIQKKPPTGSIILQQTLTELSVI
>BC013807|B7A2*04|Mus musculus|F|EX8|[D2]|C-LIKE|
ANFSEPEIKLAQNVTGNSGINLTCTSKQGHPKPKKMYFLITNSTNEYGDNMQISQDNVTE
LFSISNSLSLSFPDGVWHMTVVCVLETESMKISSKPLNF
>BC013807|B7A2*04|Mus musculus|F|EX9|
TQEFPSPQTYWKEITASVTVALLLVMLLIIVCHKKPNQPS
>BC013807|B7A2*04|Mus musculus|F|EX10|
RPSNTASKLERDSNADRETINLKELEPQIASA
>BC013807|B7A2*04|Mus musculus|F|EX11|
KPNAE
>B7A2*04|Mus musculus|F|EX4,6-11|Splicing B|complete|
MDPRCTMGLAILIFVTVLLISDAVSVETQAYFNGTAYLPCPFTKAQNISLSELVVFWQDQ
QKLVLYEHYLGTEKLDSVNAKYLGRTSFDRNNWTLRLHNVQIKDMGSYDCFIQKKPPTGS
IILQQTLTELSVIANFSEPEIKLAQNVTGNSGINLTCTSKQGHPKPKKMYFLITNSTNEY
GDNMQISQDNVTELFSISNSLSLSFPDGVWHMTVVCVLETESMKISSKPLNFTQEFPSPQ
TYWKEITASVTVALLLVMLLIIVCHKKPNQPSRPSNTASKLERDSNADRETINLKELEPQ
IASAKPNAE*