Recombinant Human Complement C2 (C2)

Product Details

Purity
>85% (SDS-PAGE)
Target Names
C2
Uniprot NO.
Species
Homo sapiens (Human)
Source
Yeast
Expression Region
21-752
Target Protein Sequence
APSCPQNVNI SGGTFTLSHG WAPGSLLTYS CPQGLYPSPA SRLCKSSGQW QTPGATRSLS KAVCKPVRCP APVSFENGIY TPRLGSYPVG GNVSFECEDG FILRGSPVRQ CRPNGMWDGE TAVCDNGAGH CPNPGISLGA VRTGFRFGHG DKVRYRCSSN LVLTGSSERE CQGNGVWSGT EPICRQPYSY DFPEDVAPAL GTSFSHMLGA TNPTQKTKES LGRKIQIQRS GHLNLYLLLD CSQSVSENDF LIFKESASLM VDRIFSFEIN VSVAIITFAS EPKVLMSVLN DNSRDMTEVI SSLENANYKD HENGTGTNTY AALNSVYLMM NNQMRLLGME TMAWQEIRHA IILLTDGKSN MGGSPKTAVD HIREILNINQ KRNDYLDIYA IGVGKLDVDW RELNELGSKK DGERHAFILQ DTKALHQVFE HMLDVSKLTD TICGVGNMSA NASDQERTPW HVTIKPKSQE TCRGALISDQ WVLTAAHCFR DGNDHSLWRV NVGDPKSQWG KEFLIEKAVI SPGFDVFAKK NQGILEFYGD DIALLKLAQK VKMSTHARPI CLPCTMEANL ALRRPQGSTC RDHENELLNK QSVPAHFVAL NGSKLNINLK MGVEWTSCAE VVSQEKTMFP NLTDVREVVT DQFLCSGTQE DESPCKGESG GAVFLERRFR FFQVGLVSWG LYNPCLGSAD KNSRKRAPRS KVPPPRDFHI NLFRMQPWLR QHLGDVLNFL PL
Note: The complete sequence may include tag sequence, target protein sequence, linker sequence and extra sequence that is translated with the protein sequence for the purpose(s) of secretion, stability, solubility, etc.
If the exact amino acid sequence of this recombinant protein is critical to your application, please explicitly request the full and complete sequence of this protein before ordering.
Protein Length
Full Length of Mature Protein
Tag Info
N-terminal His-tagged/Tag-Free
The tag type will be determined during production process. If you have specified tag type, please tell us and we will develop the specified tag preferentially.
Storage
Store at -20°C, for extended storage, conserve at -20°C or -80°C.
Shelf Life
The shelf life is related to many factors, storage state, buffer ingredients, storage temperature and the stability of the protein itself.
Generally, the shelf life of liquid form is 6 months at -20°C/-80°C. The shelf life of lyophilized form is 12 months at -20°C/-80°C.
Notes
Repeated freezing and thawing is not recommended. Store working aliquots at 4°C for up to one week.

Customer Reviews and Q&A

 Customer Reviews

Target Background

Function(From Uniprot)
Component C2 which is part of the classical pathway of the complement system is cleaved by activated factor C1 into two fragments: C2b and C2a. C2a, a serine protease, then combines with complement factor C4b to generate the C3 or C5 convertase.
Gene References into Functions
  1. Vag8 binding to human C1-inhibitor (C1-inh) interferes with the binding of C1-inh to C1s, C1r and MASP-2, resulting in the release of active proteases that subsequently cleave C2 and C4 away from the bacterial surface. PMID:28742139
  2. Solution Structures of Complement C2 and Its C4 Complexes Propose Pathway-specific Mechanisms for Control and Activation of the Complement Proconvertases. PMID:27252379
  3. The rs2844455 A allele of C2 is a risk factor for systemic lupus erythematosus development in a Chinese population, whereas the G allele might be a protective factor. PMID:26176736
  4. our data indicate that C2 rs547154 polymorphism plays a protective role in the development of PCV. PMID:25732348
  5. Inhibition of c3 convertase activity by hepatitis C virus as an additional lesion in the regulation of complement components. PMID:24983375
  6. These overall results suggest a lack of strong association with the C2 and C7 gene polymorphisms to the susceptibility of systemic lupus erythematosus in the Malaysian population. PMID:21881993
  7. Results showed that missense mutations in transmembrane protein 2 p.Ser1254Asn, interferon alpha 2 p.Ala120Thr, its regulator NLR family member X1 p.Arg707Cys, and complement component 2 p.Glu318Asp were associated with chronic hepatitis B. PMID:22610944
  8. CFH (RS1061170), C2 (RS547154), OR CFB (RS438999) was not associated with early or late AMD. PMID:23060141
  9. These data suggest that patients with C2 deficiency are at increased risk of Streptococcus pyogenes infections. PMID:20417301
  10. C2 microheterogeneity and histocompatibility antigens Class I were studied in an Austrian population. PMID:12823772
  11. study of the formation of high affinity C5 convertase of the classical pathway of complement PMID:12878586
  12. Mannan-binding lectin activates C3 and the alternative complement pathway without involvement of C2 PMID:16670774
  13. a weaker, independent protective effect exists for complement component 2 in age related macular degeneration. PMID:17576744
  14. These data confirm that the classical pathway is vital for complement-mediated phagocytosis of S. pneumoniae and demonstrate why subjects with a C2 deficiency have a marked increase in susceptibility to S. pneumoniae infections. PMID:18541650
  15. Study provides insights into the genetic pathogenesis of AMD, and C2 has been shown as one of the five genes independently involved in progression from intermediate disease to advanced disease in which blindness is frequent. PMID:19015224
  16. Upon cleavage by C1s, C2a domains undergo conformational rotation while bound to C4b and the released C2b domains may remain folded together as seen in the intact protein. PMID:19237749

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Subcellular Location
Secreted.
Protein Families
Peptidase S1 family
Database Links

HGNC: 1248

UNIGENE: Hs.408903

KEGG: hsa:717

STRING: 9606.ENSP00000299367

OMIM: 217000

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