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SAB1401172

Sigma-Aldrich

Anti-CFH antibody produced in rabbit

purified immunoglobulin, buffered aqueous solution

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Synonym(s):
ARMD4, ARMS1, CFHL3, FH, FHL1, HF
UNSPSC Code:
12352203
NACRES:
NA.41

biological source

rabbit

Quality Level

conjugate

unconjugated

antibody form

purified immunoglobulin

antibody product type

primary antibodies

clone

polyclonal

form

buffered aqueous solution

species reactivity

human

technique(s)

western blot: 1 μg/mL

NCBI accession no.

UniProt accession no.

shipped in

dry ice

storage temp.

−20°C

target post-translational modification

unmodified

Gene Information

human ... CFH(3075)

General description

This gene is a member of the Regulator of Complement Activation (RCA) gene cluster and encodes a protein with twenty short concensus repeat (SCR) domains. This protein is secreted into the bloodstream and has an essential role in the regulation of complement activation, restricting this innate defense mechanism to microbial infections. Mutations in this gene have been associated with hemolytic-uremic syndrome (HUS) and chronic hypocomplementemic nephropathy. Alternate transcriptional splice variants, encoding different isoforms, have been characterized. (provided by RefSeq)

Immunogen

CFH (NP_001014975.1, 1 a.a. ~ 449 a.a) full-length human protein.

Sequence
MRLLAKIICLMLWAICVAEDCNELPPRRNTEILTGSWSDQTYPEGTQAIYKCRPGYRSLGNVIMVCRKGEWVALNPLRKCQKRPCGHPGDTPFGTFTLTGGNVFEYGVKAVYTCNEGYQLLGEINYRECDTDGWTNDIPICEVVKCLPVTAPENGKIVSSAMEPDREYHFGQAVRFVCNSGYKIEGDEEMHCSDDGFWSKEKPKCVEISCKSPDVINGSPISQKIIYKENERFQYKCNMGYEYSERGDAVCTESGWRPLPSCEEKSCDNPYIPNGDYSPLRIKHRTGDEITYQCRNGFYPATRGNTAKCTSTGWIPAPRCTLKPCDYPDIKHGGLYHENMRRPYFPVAVGKYYSYYCDEHFETPSGSYWDHIHCTQDGWSPAVPCLRKCYFPYLENGYNQNHGRKFVQGKSIDVACHPGYALPKAQTTVTCMENGWSPTPRCIRVSFTL

Biochem/physiol Actions

CFH (complement factor H) is a negative regulator of alternate pathway. It is known to suppress spontaneous complement activation on self surfaces alone, and is therefore surface selective. CFH possesses decay-accelerating activity and destabilizes C3b amplification in the alternate complement pathway. CFH is responsible for C3b cleavage by its cofactor activity. CFH is a membrane cofactor protein, variation in which is associated with a number of diseases such as age-related macular degeneration, kidney disorder and C3 glomerulopathy. The penetrance is found to be low in many diseases. CFH might prevent complement activation in ischaemic renal injury by binding to tubular epithelial cells.

Physical form

Solution in phosphate buffered saline, pH 7.4

Disclaimer

Unless otherwise stated in our catalog or other company documentation accompanying the product(s), our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals.

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Regulatory Information

常规特殊物品

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Interaction of uromodulin and complement factor H enhances C3b inactivation.
Liu M
Journal of Cellular and Molecular Medicine, 20(10), 1821-1828 (2016)
Properdin and factor H production by human dendritic cells modulates their T-cell stimulatory capacity and is regulated by IFN-?.
Dixon KO
European Journal of Immunology, 47(3), 470-480 (2017)
Disease-linked mutations in factor H reveal pivotal role of cofactor activity in self-surface-selective regulation of complement activation.
Kerr H
The Journal of Biological Chemistry, 292(32), 13345-13360 (2017)
Karukriti Kaushik Ghosh et al.
Infection and immunity, 87(12) (2019-09-25)
Leptospirosis is one of the most widespread zoonoses caused by pathogenic Leptospira spp. In this study, we report that the LIC11966/ErpY-like lipoprotein is a surface-exposed outer membrane protein exclusively present in pathogenic species of Leptospira The recombinant ErpY (rErpY)-like protein

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