Complement C1r subcomponent

Details

Name
Complement C1r subcomponent
Synonyms
  • 3.4.21.41
  • Complement component 1 subcomponent r
Gene Name
C1R
Organism
Humans
Amino acid sequence
>lcl|BSEQ0011518|Complement C1r subcomponent
MWLLYLLVPALFCRAGGSIPIPQKLFGEVTSPLFPKPYPNNFETTTVITVPTGYRVKLVF
QQFDLEPSEGCFYDYVKISADKKSLGRFCGQLGSPLGNPPGKKEFMSQGNKMLLTFHTDF
SNEENGTIMFYKGFLAYYQAVDLDECASRSKSGEEDPQPQCQHLCHNYVGGYFCSCRPGY
ELQEDTHSCQAECSSELYTEASGYISSLEYPRSYPPDLRCNYSIRVERGLTLHLKFLEPF
DIDDHQQVHCPYDQLQIYANGKNIGEFCGKQRPPDLDTSSNAVDLLFFTDESGDSRGWKL
RYTTEIIKCPQPKTLDEFTIIQNLQPQYQFRDYFIATCKQGYQLIEGNQVLHSFTAVCQD
DGTWHRAMPRCKIKDCGQPRNLPNGDFRYTTTMGVNTYKARIQYYCHEPYYKMQTRAGSR
ESEQGVYTCTAQGIWKNEQKGEKIPRCLPVCGKPVNPVEQRQRIIGGQKAKMGNFPWQVF
TNIHGRGGGALLGDRWILTAAHTLYPKEHEAQSNASLDVFLGHTNVEELMKLGNHPIRRV
SVHPDYRQDESYNFEGDIALLELENSVTLGPNLLPICLPDNDTFYDLGLMGYVSGFGVME
EKIAHDLRFVRLPVANPQACENWLRGKNRMDVFSQNMFCAGHPSLKQDACQGDSGGVFAV
RDPNTDRWVATGIVSWGIGCSRGYGFYTKVLNYVDWIKKEMEEED
Number of residues
705
Molecular Weight
80118.04
Theoretical pI
6.24
GO Classification
Functions
calcium ion binding / serine-type endopeptidase activity / serine-type peptidase activity
Processes
complement activation / complement activation, classical pathway / immune response / innate immune response / proteolysis
Components
blood microparticle / extracellular exosome / extracellular region
General Function
Serine-type peptidase activity
Specific Function
C1r B chain is a serine protease that combines with C1q and C1s to form C1, the first component of the classical pathway of the complement system.
Pfam Domain Function
Transmembrane Regions
Not Available
Cellular Location
Cytoplasmic
Gene sequence
>lcl|BSEQ0011519|Complement C1r subcomponent (C1R)
ATGTGGCTCTTGTACCTCCTGGTGCCGGCCCTGTTCTGCAGGGCAGGAGGCTCCATTCCC
ATCCCTCAGAAGTTATTTGGGGAGGTGACTTCCCCTCTGTTCCCCAAGCCTTACCCCAAC
AACTTTGAAACAACCACTGTGATCACAGTCCCCACGGGATACAGGGTGAAGCTCGTCTTC
CAGCAGTTTGACCTGGAGCCTTCTGAAGGCTGCTTCTATGATTATGTCAAGATCTCTGCT
GATAAGAAAAGCCTGGGGAGGTTCTGTGGGCAACTGGGTTCTCCACTGGGCAACCCCCCG
GGAAAGAAGGAATTTATGTCCCAAGGGAACAAGATGCTGCTGACCTTCCACACAGACTTC
TCCAACGAGGAGAATGGGACCATCATGTTCTACAAGGGCTTCCTGGCCTACTACCAAGCT
GTGGACCTTGATGAATGTGCTTCCCGGAGCAAATTAGGGGAGGAGGATCCCCAGCCCCAG
TGCCAGCACCTGTGTCACAACTACGTTGGAGGCTACTTCTGTTCCTGCCGTCCAGGCTAT
GAGCTTCAGGAAGACAGGCATTCCTGCCAGGCTGAGTGCAGCAGCGAGCTGTACACGGAG
GCATCAGGCTACATCTCCAGCCTGGAGTACCCTCGGTCCTACCCCCCTGACCTGCGCTGC
AACTACAGCATCCGGGTGGAGCGGGGCCTCACCCTGCACCTCAAGTTCCTGGAGCCTTTT
GATATTGATGACCACCAGCAAGTACACTGCCCCTATGACCAGCTACAGATCTATGCCAAC
GGGAAGAACATTGGCGAGTTCTGTGGGAAGCAAAGGCCCCCCGACCTCGACACCAGCAGC
AATGCTGTGGATCTGCTGTTCTTCACAGATGAGTCGGGGGACAGCCGGGGCTGGAAGCTG
CGCTACACCACCGAGATCATCAAGTGCCCCCAGCCCAAGACCCTAGACGAGTTCACCATC
ATCCAGAACCTGCAGCCTCAGTACCAGTTCCGTGACTACTTCATTGCTACCTGCAAGCAA
GGCTACCAGCTCATAGAGGGGAACCAGGTGCTGCATTCCTTCACAGCTGTCTGCCAGGAT
GATGGCACGTGGCATCGTGCCATGCCCAGATGCAAGATCAAGGACTGTGGGCAGCCCCGA
AACCTGCCTAATGGTGACTTCCGTTACACCACCACAATGGGAGTGAACACCTACAAGGCC
CGTATCCAGTACTACTGCCATGAGCCATATTACAAGATGCAGACCAGAGCTGGCAGCAGG
GAGTCTGAGCAAGGGGTGTACACCTGCACAGCACAGGGCATTTGGAAGAATGAACAGAAG
GGAGAGAAGATTCCTCGGTGCTTGCCAGTGTGTGGGAAGCCCGTGAACCCCGTGGAACAG
AGGCAGCGCATCATCGGAGGGCAAAAAGCCAAGATGGGCAACTTCCCCTGGCAGGTGTTC
ACCAACATCCACGGGCGCGGGGGCGGGGCCCTGCTGGGCGACCGCTGGATCCTCACAGCT
GCCCACACCCTGTATCCCAAGGAACACGAAGCGCAAAGCAACGCCTCTTTGGATGTGTTC
CTGGGCCACACAAATGTGGAAGAGCTCATGAAGCTAGGAAATCACCCCATCCGCAGGGTC
AGCGTCCACCCGGACTACCGTCAGGATGAGTCCTACAATTTTGAGGGGGACATCGCCCTG
CTGGAGCTGGAAAATAGTGTCACCCTGGGTCCCAACCTCCTCCCCATCTGCCTCCCTGAC
AACGATACCTTCTACGACCTGGGCTTGATGGGCTATGTCAGTGGCTTCGGGGTCATGGAG
GAGAAGATTGCTCATGACCTCAGGTTTGTCCGTCTGCCCGTAGCTAATCCACAGGCCTGT
GAGAACTGGCTCCGGGGAAAGAATAGGATGGATGTGTTCTCTCAAAACATGTTCTGTGCT
GGACACCCATCTCTAAAGCAGGACGCCTGCCAGGGGGATAGTGGGGGCGTTTTTGCAGTA
AGGGACCCGAACACTGATCGCTGGGTGGCCACGGGCATCGTGTCCTGGGGCATCGGGTGC
AGCAGGGGCTATGGCTTCTACACCAAAGTGCTCAACTACGTGGACTGGATCAAGAAAGAG
ATGGAGGAGGAGGACTGA
Chromosome Location
12
Locus
12p13
External Identifiers
ResourceLink
UniProtKB IDP00736
UniProtKB Entry NameC1R_HUMAN
GenBank Protein ID29539
GenBank Gene IDX04701
GenAtlas IDC1R
HGNC IDHGNC:1246
General References
  1. Leytus SP, Kurachi K, Sakariassen KS, Davie EW: Nucleotide sequence of the cDNA coding for human complement C1r. Biochemistry. 1986 Aug 26;25(17):4855-63. [Article]
  2. Journet A, Tosi M: Cloning and sequencing of full-length cDNA encoding the precursor of human complement component C1r. Biochem J. 1986 Dec 15;240(3):783-7. [Article]
  3. Nakagawa M, Yuasa I, Irizawa Y, Umetsu K: The human complement component C1R gene: the exon-intron structure and the molecular basis of allelic diversity. Ann Hum Genet. 2003 May;67(Pt 3):207-15. [Article]
  4. Bechtel S, Rosenfelder H, Duda A, Schmidt CP, Ernst U, Wellenreuther R, Mehrle A, Schuster C, Bahr A, Blocker H, Heubner D, Hoerlein A, Michel G, Wedler H, Kohrer K, Ottenwalder B, Poustka A, Wiemann S, Schupp I: The full-ORF clone resource of the German cDNA Consortium. BMC Genomics. 2007 Oct 31;8:399. [Article]
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  7. Arlaud GJ, Willis AC, Gagnon J: Complete amino acid sequence of the A chain of human complement-classical-pathway enzyme C1r. Biochem J. 1987 Feb 1;241(3):711-20. [Article]
  8. Arlaud GJ, Gagnon J: Complete amino acid sequence of the catalytic chain of human complement subcomponent C1-r. Biochemistry. 1983 Apr 12;22(8):1758-64. [Article]
  9. Arlaud GJ, Van Dorsselaer A, Bell A, Mancini M, Aude C, Gagnon J: Identification of erythro-beta-hydroxyasparagine in the EGF-like domain of human C1r. FEBS Lett. 1987 Sep 28;222(1):129-34. [Article]
  10. Pelloux S, Thielens NM, Hudry-Clergeon G, Petillot Y, Filhol O, Arlaud GJ: Identification of a cryptic protein kinase CK2 phosphorylation site in human complement protease Clr, and its use to probe intramolecular interaction. FEBS Lett. 1996 May 13;386(1):15-20. [Article]
  11. Tosi M, Duponchel C, Meo T, Julier C: Complete cDNA sequence of human complement Cls and close physical linkage of the homologous genes Cls and Clr. Biochemistry. 1987 Dec 29;26(26):8516-24. [Article]
  12. 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]
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  15. Bersch B, Hernandez JF, Marion D, Arlaud GJ: Solution structure of the epidermal growth factor (EGF)-like module of human complement protease C1r, an atypical member of the EGF family. Biochemistry. 1998 Feb 3;37(5):1204-14. [Article]
  16. Budayova-Spano M, Lacroix M, Thielens NM, Arlaud GJ, Fontecilla-Camps JC, Gaboriaud C: The crystal structure of the zymogen catalytic domain of complement protease C1r reveals that a disruptive mechanical stress is required to trigger activation of the C1 complex. EMBO J. 2002 Feb 1;21(3):231-9. [Article]
  17. Budayova-Spano M, Grabarse W, Thielens NM, Hillen H, Lacroix M, Schmidt M, Fontecilla-Camps JC, Arlaud GJ, Gaboriaud C: Monomeric structures of the zymogen and active catalytic domain of complement protease c1r: further insights into the c1 activation mechanism. Structure. 2002 Nov;10(11):1509-19. [Article]
  18. Nothen MM, Dewald G: A common amino acid polymorphism in complement component C1R. Hum Mol Genet. 1994 Jan;3(1):217. [Article]
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Drug Relations

Drug Relations
DrugBank IDNameDrug groupPharmacological action?ActionsDetails
DB00110Palivizumabapproved, investigationalunknownDetails
DB00111Daclizumabinvestigational, withdrawnunknownDetails
DB09228Conestat alfaapproved, investigationalyesinhibitorDetails
DB06404Human C1-esterase inhibitorapprovedyesinhibitorDetails
DB12831GabexateinvestigationalnoinhibitorDetails
DB01593Zincapproved, investigationalunknownDetails
DB14487Zinc acetateapproved, investigationalunknownDetails
DB14533Zinc chlorideapproved, investigationalunknownmodulatorDetails
DB14548Zinc sulfate, unspecified formapproved, experimentalunknownmodulatorDetails