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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) 
>AY293285|B7H1*01|Homo sapiens|F|EX1|
MRIFAVFIFMTYWHLLN
>AY293285|B7H1*01|Homo sapiens|F|EX2|[D1]|V-LIKE|
AFTVTVPKDLYVVEYGSNMTIECKFPVEKQLD.LAALIVYWEMEDKNIIQFVHGEED...
...LKVQHSSYRQRARLLKDQLSLGNAALQITDVKLQDAGVYRCMISY.....GGADYKR
ITVKVN
>AY293285|B7H1*01|Homo sapiens|F|EX3|[D2]|C-LIKE|
APYNKINQRILVVDPV..TSEHELTCQAE.GYP...KAEVIWTSSDHQVLS..GKTTTTN
SKR..........EEKLFNVTSTLRINT.TTNEIFYCTFRRLD..PEENHTAELVIP
>AY293285|B7H1*01|Homo sapiens|F|EX4|
ELPLAHPPNERTHLVILGAILLCLGVALTFIFRLRK
>AY293285|B7H1*01|Homo sapiens|F|EX5|
GRMMDVKKCGIQDTNSKKQS
>AY293285|B7H1*01|Homo sapiens|F|EX6|
DTHLEET
>AY291313|B7H1*01|Homo sapiens|F|EX1|
MRIFAVFIFMTYWHLLN
>AY291313|B7H1*01|Homo sapiens|F|EX3|[D2]|C-LIKE|
APYNKINQRILVVDPV..TSEHELTCQAE.GYP...KAEVIWTSSDHQVLS..GKTTTTN
SKR..........EEKLFNVTSTLRINT.TTNEIFYCTFRRLD..PEENHTAELVIP
>AY291313|B7H1*01|Homo sapiens|F|EX4|
ELPLAHPPNERTHLVILGAILLCLGVALTFIFRLRK
>AY291313|B7H1*01|Homo sapiens|F|EX5|
GRMMDVKKCGIQDTNSKKQS
>AY291313|B7H1*01|Homo sapiens|F|EX6|
DTHLEET
>AY714881|B7H1*01|Homo sapiens|F|EX1|
MRIFAVFIFMTYWHLLN
>AY714881|B7H1*01|Homo sapiens|F|EX2|[D1]|V-LIKE|
AFTVTVPKDLYVVEYGSNMTIECKFPVEKQLD.LAALIVYWEMEDKNIIQFVHGEED...
...LKVQHSSYRQRARLLKDQLSLGNAALQITDVKLQDAGVYRCMISY.....GGADYKR
ITVKVN
>AY714881|B7H1*01|Homo sapiens|F|EX3|[D2]|
APYNKINQRILVVDPVTSEHELTCQAEGYPKAEVIWTSSDHQVLSGD
>DQ836393|B7H1*02|Homo sapiens|F|EX1|partial|
MRIFAVFIFMTYWHLLN
>DQ836393|B7H1*02|Homo sapiens|F|EX2|[D1]|V-LIKE|partial
AFTVTVPKDLYVVEYGSNMTIECKFPVEKQLD.LAALIVYWEMEDKNIIQFVHGEED...
...LKVQHSSYRQRARLLKDQLSLGNAALQITDVKLQDAGVYRCMISY.....GGADYKR
IT