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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) 
>AL163283|H2-AB*01|Homo sapiens|F|EX1|
MWILALSLFQSFAN
>AL163283|H2-AB*01|Homo sapiens|F|EX2|[D1]|C-LIKE|
VFSEDLHSSLYFVNASLQEVVFASTTGTLVPCPAAGIPPVTLRWYLATGEEIYDVPGIRH
VHPNGTLQIFPFPPSSFSTLIHDNTYYCTAENPSGKIRSQDVHIKA
>AL163283|H2-AB*01|Homo sapiens|F|EX3|[D2]|C-LIKE|
VLREPYTVRVEDQKTMRGNVAVFKCIIPSSVEAYITVVSWEKDTVSLVS
>AL163282|H2-AB*01|Homo sapiens|F|EX4|[D2]|C-LIKE|
GSRFLITSTGALYIKDVQNEDGLYNYRCITRHRYTGETRQSNSARLFVS
>AL163282|H2-AB*01|Homo sapiens|F|EX5|[D3]|C-LIKE|
DPANSAPSILDGFDHRKAMAGQRVELPCKALGHPEPDYRWLKDNMPLELSGRFQKTVTGL
LIENIRPSDSGSYVCEVSNRYGTAKVIGRLYVK
>AL163282|H2-AB*01|Homo sapiens|F|EX6|[D4]|C-LIKE|
QPLKATISPRKVKSSVGSQVSLSCSVTGTEDQELSWYRNGEILNPGKNVRITGINHENLI
MDHMVKSDGGAYQCFVRKDKLSAQDYVQVVLE
>AL163282|H2-AB*01|Homo sapiens|F|EX7|[D5]|C-LIKE|
DGTPKIISAFSEKVVSPAEPVSLMCNVKGTPLPTITWTLDDDPILKGGSHRISQMITSEG
NVVSYLNISSSQVRDGGVYRCTANNSAGVVLYQARINVR
>AL163282|H2-AB*01|Homo sapiens|F|EX8|[D6]|C-LIKE|
GPASIRPMKNITAIAGRDTYIHCRVIGYPYYSIKWYKNSNLLPFNHRQVAFENNGTLKLS
DVQKEVDEGEYTCNVLVQPQLSTSQSVHVTVK
>AL163282|H2-AB*01|Homo sapiens|F|EX9|[D7]|C-LIKE|
VPPFIQPFEFPRFSIGQRVFIPCVVVSGDLPITITWQKDGRPIPGSLGVTIDNIDFTSSL
RISNLSLMHNGNYTCIARNEAAAVEHQSQLIVR
>AL163282|H2-AB*01|Homo sapiens|F|EX10|[D8]|C-LIKE|
VPPKFVVQPRDQDGIYGKAVILNCSAEGYPVPTIVWKFSK
>AL163282|H2-AB*01|Homo sapiens|F|EX11|[D8]|C-LIKE|
GAGVPQFQPIALNGRIQVLSNGSLLIKHVVEEDSGYYLCKVSNDVGADVSKSMYLTVK
>AL163282|H2-AB*01|Homo sapiens|F|EX12|[D9]|C-LIKE|
IPAMITSYPNTTLATQGQKKEMSCTAHGEKPIIVRWEKEDRIINPEMARYLVSTKEVGEE
VISTLQ
>AL163282|H2-AB*01|Homo sapiens|F|EX13|[D9]|C-LIKE|
ILPTVREDSGFFSCHAINSYGEDRGIIQLTVQ
>AL163282|H2-AB*01|Homo sapiens|F|EX14|[D10]|F-LIKE|
EPPDPPEIEIKDVKARTITLRWTMGFDGNSPITGYDIECKNKS
>AL163282|H2-AB*01|Homo sapiens|F|EX15|[D10]|F-LIKE|
DSWDSAQRTKDVSPQLNSATIIDIHPSSTYSIRMYAKNRIGKSEPSNELTITADEA
>AL163281|H2-AB*01|Homo sapiens|F|EX16|[D11]|F-LIKE|
APDGPPQEVHLEPISSQSIRVTWK
>AL163281|H2-AB*01|Homo sapiens|F|EX17|[D11]|F-LIKE|
APKKHLQNGIIRGYQIGYREYSTGGNFQFNIISVDTSGDSEVYTLDNLNKFTQYGLVVQA
CNRAGTGPSSQEIITTTLED
>AL163281|H2-AB*01|Homo sapiens|F|EX18|[D12]|F-LIKE|
VPSYPPENVQAIATSPESISISWSTLSKEALNGILQGFRVIYWANLMDG
>AL163281|H2-AB*01|Homo sapiens|F|EX19|[D12]|F-LIKE|
ELGEIKNITTTQPSLELDGLEKYTNYSIQVLAFTRAGDGVRSEQIFTRTKED
>AL163281|H2-AB*01|Homo sapiens|F|EX20|[D13]|F-LIKE|
VPGPPAGVKAAAASASMVFVSWLPPLKLNGIIRKYTVFCSHPYPT
>AL163281|H2-AB*01|Homo sapiens|F|EX21|[D13]|F-LIKE|
VISEFEASPDSFSYRIPNLSRNRQYSVWVVAVTSAGRGNSSEIITVEPLAK
>AL163281|H2-AB*01|Homo sapiens|F|EX22|[D14]|C-LIKE|
APARILTFSGTVTTPWMKDIVLPCKAVGDPSPAVKWMKDS
>AL163281|H2-AB*01|Homo sapiens|F|EX23|[D14]|C-LIKE|
NGTPSLVTIDGRRSIFSNGSFIIRTVKAEDSGYYSCIANNNWGSDEIILNLQVQ
>AL163281|H2-AB*01|Homo sapiens|F|EX24|[D15]|F-LIKE|
VPPDQPRLTVSKTTSSSITLSWLPGDNGGSSIR
>AL163281|H2-AB*01|Homo sapiens|F|EX25|[D15]|F-LIKE|
GYILQYSEDNSEQWGSFPISPSERSYRLENLKCGTWYKFTLTAQNGVGPGRISEIIEAKT
LGK
>AL163281|H2-AB*01|Homo sapiens|F|EX26|[D16]|F-LIKE|
EPQFSKEQELFASINTTRVRLNLIGWNDGGCPITSFTLEYRPFGTTVWTTAQRTSLSKSY
ILYDLQEATWYELQMRVCNSAGCAEKQANFATLNYDG
>AL163281|H2-AB*01|Homo sapiens|F|EX27|
STIPPLIKSVVQNEEGLTTNEGLKMLVTISCILVGVLLLFVLLLVVRRRRREQRLKRLR
>AL163281|H2-AB*01|Homo sapiens|F|EX28|
DAKSLAEMLM
>AL163281|H2-AB*01|Homo sapiens|F|EX29|
SKNTRTSDTLSKQQQTLRMHIDIPRAQLLIEERDTMETI
>AL163281|H2-AB*01|Homo sapiens|F|EX30|
DDRSTVLLTDADFGEAAKQKSLTVTHTVHYQSVSQATGPLVDVSDARPGT
>AL163281|H2-AB*01|Homo sapiens|F|EX31|
NPTTRRNAKAGPTARNRYASQWTLNRPHPTISAHTLTTDWRLPTPRAAGSVDKESDSYSV
SPSQDT
>AL163281|H2-AB*01|Homo sapiens|F|EX32|
DRARSSMVSTESASSTYEELARAYEHAKMEEQLRHAKFTITECFISDTSSEQLTAGTNEY
TDSLTSSTPSESGICRFTASPPKPQDGGRVMNMAVPKAHRP
>AL163281|H2-AB*01|Homo sapiens|F|EX33|
GDLIHLPPYLRMDFLLNRGGPGTSRDLSLGQACLEPQKSRTLKRPTVLEPIPMEAASSAS
STREGQSWQPGAVATLPQREGAELGQAAKMSSSQESLLDSRGHLKGNNPYAKSYTLV
>AL163281|H2-AB*01|Homo sapiens|F|EX1-33|
MWILALSLFQSFANVFSEDLHSSLYFVNASLQEVVFASTTGTLVPCPAAGIPPVTLRWYL
ATGEEIYDVPGIRHVHPNGTLQIFPFPPSSFSTLIHDNTYYCTAENPSGKIRSQDVHIKA
VLREPYTVRVEDQKTMRGNVAVFKCIIPSSVEAYITVVSWEKDTVSLVSGSRFLITSTGA
LYIKDVQNEDGLYNYRCITRHRYTGETRQSNSARLFVSDPANSAPSILDGFDHRKAMAGQ
RVELPCKALGHPEPDYRWLKDNMPLELSGRFQKTVTGLLIENIRPSDSGSYVCEVSNRYG
TAKVIGRLYVKQPLKATISPRKVKSSVGSQVSLSCSVTGTEDQELSWYRNGEILNPGKNV
RITGINHENLIMDHMVKSDGGAYQCFVRKDKLSAQDYVQVVLEDGTPKIISAFSEKVVSP
AEPVSLMCNVKGTPLPTITWTLDDDPILKGGSHRISQMITSEGNVVSYLNISSSQVRDGG
VYRCTANNSAGVVLYQARINVRGPASIRPMKNITAIAGRDTYIHCRVIGYPYYSIKWYKN
SNLLPFNHRQVAFENNGTLKLSDVQKEVDEGEYTCNVLVQPQLSTSQSVHVTVKVPPFIQ
PFEFPRFSIGQRVFIPCVVVSGDLPITITWQKDGRPIPGSLGVTIDNIDFTSSLRISNLS
LMHNGNYTCIARNEAAAVEHQSQLIVRVPPKFVVQPRDQDGIYGKAVILNCSAEGYPVPT
IVWKFSKGAGVPQFQPIALNGRIQVLSNGSLLIKHVVEEDSGYYLCKVSNDVGADVSKSM
YLTVKIPAMITSYPNTTLATQGQKKEMSCTAHGEKPIIVRWEKEDRIINPEMARYLVSTK
EVGEEVISTLQILPTVREDSGFFSCHAINSYGEDRGIIQLTVQEPPDPPEIEIKDVKART
ITLRWTMGFDGNSPITGYDIECKNKSDSWDSAQRTKDVSPQLNSATIIDIHPSSTYSIRM
YAKNRIGKSEPSNELTITADEAAPDGPPQEVHLEPISSQSIRVTWKAPKKHLQNGIIRGY
QIGYREYSTGGNFQFNIISVDTSGDSEVYTLDNLNKFTQYGLVVQACNRAGTGPSSQEII
TTTLEDVPSYPPENVQAIATSPESISISWSTLSKEALNGILQGFRVIYWANLMDGELGEI
KNITTTQPSLELDGLEKYTNYSIQVLAFTRAGDGVRSEQIFTRTKEDVPGPPAGVKAAAA
SASMVFVSWLPPLKLNGIIRKYTVFCSHPYPTVISEFEASPDSFSYRIPNLSRNRQYSVW
VVAVTSAGRGNSSEIITVEPLAKAPARILTFSGTVTTPWMKDIVLPCKAVGDPSPAVKWM
KDSNGTPSLVTIDGRRSIFSNGSFIIRTVKAEDSGYYSCIANNNWGSDEIILNLQVQVPP
DQPRLTVSKTTSSSITLSWLPGDNGGSSIRGYILQYSEDNSEQWGSFPISPSERSYRLEN
LKCGTWYKFTLTAQNGVGPGRISEIIEAKTLGKEPQFSKEQELFASINTTRVRLNLIGWN
DGGCPITSFTLEYRPFGTTVWTTAQRTSLSKSYILYDLQEATWYELQMRVCNSAGCAEKQ
ANFATLNYDGSTIPPLIKSVVQNEEGLTTNEGLKMLVTISCILVGVLLLFVLLLVVRRRR
REQRLKRLRDAKSLAEMLMSKNTRTSDTLSKQQQTLRMHIDIPRAQLLIEERDTMETIDD
RSTVLLTDADFGEAAKQKSLTVTHTVHYQSVSQATGPLVDVSDARPGTNPTTRRNAKAGP
TARNRYASQWTLNRPHPTISAHTLTTDWRLPTPRAAGSVDKESDSYSVSPSQDTDRARSS
MVSTESASSTYEELARAYEHAKMEEQLRHAKFTITECFISDTSSEQLTAGTNEYTDSLTS
STPSESGICRFTASPPKPQDGGRVMNMAVPKAHRPGDLIHLPPYLRMDFLLNRGGPGTSR
DLSLGQACLEPQKSRTLKRPTVLEPIPMEAASSASSTREGQSWQPGAVATLPQREGAELG
QAAKMSSSQESLLDSRGHLKGNNPYAKSYTLV