Immunoglobulin J chain

Details

Name
Immunoglobulin J chain
Synonyms
  • IGCJ
  • IGJ
  • Joining chain of multimeric IgA and IgM
Gene Name
JCHAIN
Organism
Humans
Amino acid sequence
>lcl|BSEQ0049876|Immunoglobulin J chain
MKNHLLFWGVLAVFIKAVHVKAQEDERIVLVDNKCKCARITSRIIRSSEDPNEDIVERNI
RIIVPLNNRENISDPTSPLRTRFVYHLSDLCKKCDPTEVELDNQIVTATQSNICDEDSAT
ETCYTYDRNKCYTAVVPLVYGGETKMVETALTPDACYPD
Number of residues
159
Molecular Weight
18098.39
Theoretical pI
Not Available
GO Classification
Functions
antigen binding / IgA binding / immunoglobulin receptor binding / protein binding, bridging / protein homodimerization activity
Processes
adaptive immune response / antibacterial humoral response / glomerular filtration / immune response / innate immune response / leukocyte migration / positive regulation of protein oligomerization / positive regulation of respiratory burst / receptor-mediated endocytosis / retina homeostasis
Components
blood microparticle / dimeric IgA immunoglobulin complex / extracellular exosome / extracellular region / extracellular space / monomeric IgA immunoglobulin complex / pentameric IgM immunoglobulin complex / secretory dimeric IgA immunoglobulin complex / secretory IgA immunoglobulin complex
General Function
Serves to link two monomer units of either IgM or IgA. In the case of IgM, the J chain-joined dimer is a nucleating unit for the IgM pentamer, and in the case of IgA it induces larger polymers. It also help to bind these immunoglobulins to secretory component.
Specific Function
Antigen binding
Pfam Domain Function
Transmembrane Regions
Not Available
Cellular Location
Secreted
Gene sequence
>lcl|BSEQ0049877|Immunoglobulin J chain (JCHAIN)
ATGAAGAACCATTTGCTTTTCTGGGGAGTCCTGGCGGTTTTTATTAAGGCTGTTCATGTG
AAAGCCCAAGAAGATGAAAGGATTGTTCTTGTTGACAACAAATGTAAGTGTGCCCGGATT
ACTTCCAGGATCATCCGTTCTTCCGAAGATCCTAATGAGGACATTGTGGAGAGAAACATC
CGAATTATTGTTCCTCTGAACAACAGGGAGAATATCTCTGATCCCACCTCACCATTGAGA
ACCAGATTTGTGTACCATTTGTCTGACCTCTGTAAAAAATGTGATCCTACAGAAGTGGAG
CTGGATAATCAGATAGTTACTGCTACCCAGAGCAATATCTGTGATGAAGACAGTGCTACA
GAGACCTGCTACACTTATGACAGAAACAAGTGCTACACAGCTGTGGTCCCACTCGTATAT
GGTGGTGAGACCAAAATGGTGGAAACAGCCTTAACCCCAGATGCCTGCTATCCTGACTAA
Chromosome Location
4
Locus
4q13.3
External Identifiers
ResourceLink
UniProtKB IDP01591
UniProtKB Entry NameIGJ_HUMAN
HGNC IDHGNC:5713
General References
  1. Ota T, Suzuki Y, Nishikawa T, Otsuki T, Sugiyama T, Irie R, Wakamatsu A, Hayashi K, Sato H, Nagai K, Kimura K, Makita H, Sekine M, Obayashi M, Nishi T, Shibahara T, Tanaka T, Ishii S, Yamamoto J, Saito K, Kawai Y, Isono Y, Nakamura Y, Nagahari K, Murakami K, Yasuda T, Iwayanagi T, Wagatsuma M, Shiratori A, Sudo H, Hosoiri T, Kaku Y, Kodaira H, Kondo H, Sugawara M, Takahashi M, Kanda K, Yokoi T, Furuya T, Kikkawa E, Omura Y, Abe K, Kamihara K, Katsuta N, Sato K, Tanikawa M, Yamazaki M, Ninomiya K, Ishibashi T, Yamashita H, Murakawa K, Fujimori K, Tanai H, Kimata M, Watanabe M, Hiraoka S, Chiba Y, Ishida S, Ono Y, Takiguchi S, Watanabe S, Yosida M, Hotuta T, Kusano J, Kanehori K, Takahashi-Fujii A, Hara H, Tanase TO, Nomura Y, Togiya S, Komai F, Hara R, Takeuchi K, Arita M, Imose N, Musashino K, Yuuki H, Oshima A, Sasaki N, Aotsuka S, Yoshikawa Y, Matsunawa H, Ichihara T, Shiohata N, Sano S, Moriya S, Momiyama H, Satoh N, Takami S, Terashima Y, Suzuki O, Nakagawa S, Senoh A, Mizoguchi H, Goto Y, Shimizu F, Wakebe H, Hishigaki H, Watanabe T, Sugiyama A, Takemoto M, Kawakami B, Yamazaki M, Watanabe K, Kumagai A, Itakura S, Fukuzumi Y, Fujimori Y, Komiyama M, Tashiro H, Tanigami A, Fujiwara T, Ono T, Yamada K, Fujii Y, Ozaki K, Hirao M, Ohmori Y, Kawabata A, Hikiji T, Kobatake N, Inagaki H, Ikema Y, Okamoto S, Okitani R, Kawakami T, Noguchi S, Itoh T, Shigeta K, Senba T, Matsumura K, Nakajima Y, Mizuno T, Morinaga M, Sasaki M, Togashi T, Oyama M, Hata H, Watanabe M, Komatsu T, Mizushima-Sugano J, Satoh T, Shirai Y, Takahashi Y, Nakagawa K, Okumura K, Nagase T, Nomura N, Kikuchi H, Masuho Y, Yamashita R, Nakai K, Yada T, Nakamura Y, Ohara O, Isogai T, Sugano S: Complete sequencing and characterization of 21,243 full-length human cDNAs. Nat Genet. 2004 Jan;36(1):40-5. Epub 2003 Dec 21. [Article]
  2. Mole JE, Bhown AS, Bennett JC: Primary structure of human J chain: alignment of peptides from chemical and enzymatic hydrolyses. Biochemistry. 1977 Aug 9;16(16):3507-13. [Article]
  3. Max EE, Korsmeyer SJ: Human J chain gene. Structure and expression in B lymphoid cells. J Exp Med. 1985 Apr 1;161(4):832-49. [Article]
  4. Azkargorta M, Soria J, Ojeda C, Guzman F, Acera A, Iloro I, Suarez T, Elortza F: Human Basal Tear Peptidome Characterization by CID, HCD, and ETD Followed by in Silico and in Vitro Analyses for Antimicrobial Peptide Identification. J Proteome Res. 2015 Jun 5;14(6):2649-58. doi: 10.1021/acs.jproteome.5b00179. Epub 2015 May 20. [Article]
  5. Frutiger S, Hughes GJ, Paquet N, Luthy R, Jaton JC: Disulfide bond assignment in human J chain and its covalent pairing with immunoglobulin M. Biochemistry. 1992 Dec 22;31(50):12643-7. [Article]
  6. Kristiansen TZ, Bunkenborg J, Gronborg M, Molina H, Thuluvath PJ, Argani P, Goggins MG, Maitra A, Pandey A: A proteomic analysis of human bile. Mol Cell Proteomics. 2004 Jul;3(7):715-28. Epub 2004 Apr 14. [Article]
  7. Liu T, Qian WJ, Gritsenko MA, Camp DG 2nd, Monroe ME, Moore RJ, Smith RD: Human plasma N-glycoproteome analysis by immunoaffinity subtraction, hydrazide chemistry, and mass spectrometry. J Proteome Res. 2005 Nov-Dec;4(6):2070-80. [Article]
  8. Ramachandran P, Boontheung P, Xie Y, Sondej M, Wong DT, Loo JA: Identification of N-linked glycoproteins in human saliva by glycoprotein capture and mass spectrometry. J Proteome Res. 2006 Jun;5(6):1493-503. [Article]
  9. Picariello G, Ferranti P, Mamone G, Roepstorff P, Addeo F: Identification of N-linked glycoproteins in human milk by hydrophilic interaction liquid chromatography and mass spectrometry. Proteomics. 2008 Sep;8(18):3833-47. doi: 10.1002/pmic.200701057. [Article]
  10. Chen R, Jiang X, Sun D, Han G, Wang F, Ye M, Wang L, Zou H: Glycoproteomics analysis of human liver tissue by combination of multiple enzyme digestion and hydrazide chemistry. J Proteome Res. 2009 Feb;8(2):651-61. doi: 10.1021/pr8008012. [Article]
  11. Jia W, Lu Z, Fu Y, Wang HP, Wang LH, Chi H, Yuan ZF, Zheng ZB, Song LN, Han HH, Liang YM, Wang JL, Cai Y, Zhang YK, Deng YL, Ying WT, He SM, Qian XH: A strategy for precise and large scale identification of core fucosylated glycoproteins. Mol Cell Proteomics. 2009 May;8(5):913-23. doi: 10.1074/mcp.M800504-MCP200. Epub 2009 Jan 12. [Article]
  12. Burkard TR, Planyavsky M, Kaupe I, Breitwieser FP, Burckstummer T, Bennett KL, Superti-Furga G, Colinge J: Initial characterization of the human central proteome. BMC Syst Biol. 2011 Jan 26;5:17. doi: 10.1186/1752-0509-5-17. [Article]

Drug Relations

Drug Relations
DrugBank IDNameDrug groupPharmacological action?ActionsDetails
DB01593Zincapproved, investigationalunknownDetails
DB14487Zinc acetateapproved, investigationalunknownDetails
DB14533Zinc chlorideapproved, investigationalunknowncomponent ofDetails
DB14548Zinc sulfate, unspecified formapproved, experimentalunknowncomponent ofDetails