The IGHC protein display numbering is according to the IMGT unique numbering for C-DOMAIN and C-LIKE-DOMAIN.
Letters in red correspond to amino acids which are polymorphic in the other alleles.
For C-REGIONs, letters in bold correspond to additional positions in the IMGT unique numbering.
For C-REGIONs, letters between parentheses correspond to amino acids resulting from the splicing.
N (Asn, asparagine) of potential N-glycosylation sites (NXS/T, where X is different from P), (N-linked glycosylation) is shown is green (site is underlined in CHS and in pages edited before 14/10/2009).
The hinge exon(s) are shown at the end of the protein display.
_____________________________________________________________________________________________________________________________________________________________________________________________
IGHC
genes
_____________________________________________________________________________________________________________________________________________________________________________________________
A AB B BC C CD D DE E EF F FG G CHS
--------------> ----------> ------> -------> -----------> -------> ---------->
1 10 15 16 20 23 30 36 39 41 45 77 84 85 89 96 97 104 110 118 121 130 140 150
7654321|........|....|123|...|...... ...|.....| |.....|1234567|......|12345677654321|..........|12|....... .....|....... ..|.........|.........|.........|
CH1
X53708 ,IGHA1 (A)SPTSPKVFPLSLCSTQP....DGNVVVACLVQ GFFPQ.EPLS VTWSESGQGV....TATNFPPSQDASG.....GLYTTSSQLTLPATEC..LAGKSVTC HVEHY...TNPSQ DVTVPCR
X53709 ,IGHA2 (A)SPTSPKVFPLSLDSTQP....DGNVVVACLVQ GFFPQ.EPLN VTWSESGQNV....TATNFPPSQDASG.....GLYTTSSQLTLPATEC..LAGKSVTC HVEHY...TNPSQ DVTVPCR
CH2
X53708 ,IGHA1 (1) CCQPRLSLHRPALEDLLL..GSEANLTCTLT GLRDA.SGVT FTWTPSSGKN....AVQGPSERDLCG.......CYSVSSILPGCAEPW..NHGKTFTC TAAQPE..SETQL TATLSKS
X53709 ,IGHA2 (1) CCQPRLSLQRPALEDLLF..GSEANLTCTLT GLRDA.SGAT FTWTPSSGKN....AVQGLPERDLCG.......CYSVSSILPGCAQPW..NNRETFTC TAEHPE..LKTPL TANITKS
CH3
X53708 ,IGHA1 (G)NTFRPEVHLLPPPSEELAL..NELVTLTCLAR GFSP..EDVL VRWLQGSQELPRE.KYLTWASRQEPSQG...TTTFAVTSILRVAAEDW..KKGDTFSC MVGHEA.LPLAFT QKTIDRLA...GKPTHVNVSVVMAEVDGTCY
X53709 ,IGHA2 (G)KNKFRPEVHLLPPPSEELAL..NELVTLTCLAR GFSP..EDVL VRWLQGSQELPRE.KYLTWASRQEPSQG...TTTFAVTSILRVAAEDW..KKGDTFSC MVGHEA.LPLAFT QKTIDRLA...GKPTHVNVSVVMAEVDGTCY
Hinge
X53708 ,IGHA1*01 (V)PLPTPPHP
X53386 ,IGHA1*02 (A)TPPTPPHP
X53709 ,IGHA2 (A)PPPHP
IMGT note:
| (1) | In the IGHA gene, the hinge (H) and CH2 are joined in a single exon. |
Created: 12/11/2002
Author: Nathalie Bosc