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IMGT reference sequences in FASTA format:

Nucleotide 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) 
>AL121986|CD1B*01|Homo sapiens|F|EX1||
atgctgctgctgccatttcaactgttagctgttctctttcctggtggtaacagtgaacat
g
>AL121986|CD1B*01|Homo sapiens|F|EX2|[D1]|G-LIKE-ALPHA1||
......ccttccaggggccgacctcctttcatgttatccagacctcgtcctttaccaata
gtacctgggcacaaactcaaggctcaggctggttggatgatttgcagattcatggctggg
ata......gcgactcaggcactgccatattcc........................tga
agccttggtctaaaggtaactttagtgataaggaggttgctgagttagaggagatattcc
gagtctacatctttggattcgctcgagaagtacaagactttgccggtgatt......tcc
agatgaaat
>AL121986|CD1B*01|Homo sapiens|F|EX3|[D2]|G-LIKE-ALPHA2||
............acccctttgagatccagggcatagcaggctgtgagctacattctggag
...gtgccatagtaagcttcctgaggggagctctaggaggattggatttcctgagtgtca
aga...atgctt...catgtgtgccttccccagaaggtggcagcagggcac.........
...agaaattctgtgcactaa...tcatacaatatcaaggtatcatggaaactgtgagaa
ttctcctctatgaaacctgcccccgatatctcttgggcgtcctcaatgcaggaaaagcag
atctgcaaagacaag
>AL121986|CD1B*01|Homo sapiens|F|EX4|C-LIKE||
........................tgaagcccgaggcctggctgtcccatggccccagtc
ctggcc...............ctggccatctgcagcttgtgtgccatgtctcaggattct
acccaa......agcccgtgtgggtgatgtggatgcggggtgagcaggagcagcagg...
......gcactcagcgaggggacatcttgcccagtgctgatg..................
ggacatggtatctccgcgcaaccctggaggtggccgctg...............gggagg
cagctgacctgtcctgtcgggtgaagcacagcagtc........................
...............tagagggccaggacatcgtcctctactggg
>AL121986|CD1B*01|Homo sapiens|F|EX5||
actggagaaaccccacctccattggctcaattgttttggcaataatagtgccttccttgc
tccttttgctatgccttgcattatggtatatgaggcgccg
>AL121986|CD1B*01|Homo sapiens|F|EX6||
gtcatatcagaatatcccatga
>AL121986|CD1B*01|Homo sapiens|F||
atgctgctgctgccatttcaactgttagctgttctctttcctggtggtaacagtgaacat
g......ccttccaggggccgacctcctttcatgttatccagacctcgtcctttaccaat
agtacctgggcacaaactcaaggctcaggctggttggatgatttgcagattcatggctgg
gata......gcgactcaggcactgccatattcc........................tg
aagccttggtctaaaggtaactttagtgataaggaggttgctgagttagaggagatattc
cgagtctacatctttggattcgctcgagaagtacaagactttgccggtgatt......tc
cagatgaaat ............acccctttgagatccagggcatagcaggctgtgagct
acattctggag...gtgccatagtaagcttcctgaggggagctctaggaggattggattt
cctgagtgtcaaga...atgctt...catgtgtgccttccccagaaggtggcagcagggc
ac............agaaattctgtgcactaa...tcatacaatatcaaggtatcatgga
aactgtgagaattctcctctatgaaacctgcccccgatatctcttgggcgtcctcaatgc
aggaaaagcagatctgcaaagacaag........................tgaagcccga
ggcctggctgtcccatggccccagtcctggcc...............ctggccatctgca
gcttgtgtgccatgtctcaggattctacccaa......agcccgtgtgggtgatgtggat
gcggggtgagcaggagcagcagg.........gcactcagcgaggggacatcttgcccag
tgctgatg..................ggacatggtatctccgcgcaaccctggaggtggc
cgctg...............gggaggcagctgacctgtcctgtcgggtgaagcacagcag
tc.......................................tagagggccaggacatcgt
cctctactgggactggagaaaccccacctccattggctcaattgttttggcaataatagt
gccttccttgctccttttgctatgccttgcattatggtatatgaggcgccggtcatatca
gaatatcccatga
>M22168|CD1B*02|Homo sapiens|F|EX1||
atgctgctgctgccatttcaactgttagctgttctctttcctggtggtaacagtgaacat
g
>M22169|CD1B*02|Homo sapiens|F|EX2|[D1]|G-LIKE-ALPHA1||
......ccttccaggggccgacctcctttcatgttatccagacctcgtcctttaccaata
gtacctgggcacaaactcaaggctcaggctggttggatgatttgcagattcatggctggg
atagcgactcaggca......ctgccatattcctgaagccttggt...............
.........ctaaaggtaactttagtgataaggaggttgctgagttagaggagatattcc
gagtctacatctttggattcgctcgagaagtacaagactttgccggtgatttccagatga
aat......
>M22170|CD1B*02|Homo sapiens|F|EX3|[D2]|G-LIKE-ALPHA2||
............acccctttgagatccagggcatagcaggctgtgagctacattctggag
...gtgccatagtaagcttcctgaggggagctctaggaggattggatttcctgagtgtca
aga...atgctt...catgtgtgccttccccagaaggtggcagcagggcac.........
...agaaattctgtgcactaa...tcatacaatatcaaggtatcatggaaactgtgagaa
ttctcctctatgaaacctgcccccgatatctcttgggcgtcctcaatgcaggaaaagcag
atctgcaaagacaag
>M22171|CD1B*02|Homo sapiens|F|EX4|C-LIKE||
........................tgaagcccgaggcctggctgtcccatggccccagtc
ctggcc...............ctggccatctgcagcttgtgtgccatgtctcaggattct
acccaa......agcccgtgtgggtgatgtggatgcggggtgagcaggagcagcagg...
......gcactcagcgaggggacatcttgcccagtgctgatg..................
ggacatggtatctccgcgcaaccctggaggtggccgctg...............gggagg
cagctgacctgtcctgtcgggtgaagcacagcagtc........................
...............tagagggccaggacatcgtcctctactggg
>M22172|CD1B*02|Homo sapiens|F|EX5||
gaaaccccacctccattggctcaattgttttggcaataatagtgccttccttgcttcttt
tgctatgccttgcattatggtatatgaggcgccg
>M22168|CD1B*02|Homo sapiens|F|EX6||
gtcatatcagaatatcccatga
>M22168|CD1B*02|Homo sapiens|F||
atgctgctgctgccatttcaactgttagctgttctctttcctggtggtaacagtgaacat
g......ccttccaggggccgacctcctttcatgttatccagacctcgtcctttaccaat
agtacctgggcacaaactcaaggctcaggctggttggatgatttgcagattcatggctgg
gatagcgactcaggca......ctgccatattcctgaagccttggt..............
..........ctaaaggtaactttagtgataaggaggttgctgagttagaggagatattc
cgagtctacatctttggattcgctcgagaagtacaagactttgccggtgatttccagatg
aaat............acccctttgagatccagggcatagcaggctgtgagctacattct
ggag...gtgccatagtaagcttcctgaggggagctctaggaggattggatttcctgagt
gtcaaga...atgctt...catgtgtgccttccccagaaggtggcagcagggcac.....
.......agaaattctgtgcactaa...tcatacaatatcaaggtatcatggaaactgtg
agaattctcctctatgaaacctgcccccgatatctcttgggcgtcctcaatgcaggaaaa
gcagatctgcaaagacaag........................tgaagcccgaggcctgg
ctgtcccatggccccagtcctggcc...............ctggccatctgcagcttgtg
tgccatgtctcaggattctacccaa......agcccgtgtgggtgatgtggatgcggggt
gagcaggagcagcagg.........gcactcagcgaggggacatcttgcccagtgctgat
g..................ggacatggtatctccgcgcaaccctggaggtggccgctg..
.............gggaggcagctgacctgtcctgtcgggtgaagcacagcagtc.....
..................................tagagggccaggacatcgtcctctac
tggggaaaccccacctccattggctcaattgttttggcaataatagtgccttccttgctt
cttttgctatgccttgcattatggtatatgaggcgccggtcatatcagaatatcccatga
>AF142666|CD1B*03|Homo sapiens|F|EX2|[D1]|G-LIKE-ALPHA1|partial|
......ccttccaggggccgacctcctttcatgttatccagacctcgtcctttaccaata
gtacctgggcacaaactcaaggctcaggctggttggatgatttgcagattcatggctggg
ata......gcgactcaggcactgccatattcc........................tga
agccttggtctaaaggtaacttcagtgataaggaggttgctgagttagaggagatattcc
gagtctacatctttggattcgctcgagaagtacaagactttgccggtgatt......tcc
agatgaaa