ARGX-117 (anti-Complement C2) - Primary antibody, specific to C2, Human IgG1

CAS: 2579031-19-7 Cat. No.: Ab190121
AVAILABLE TO ORDER
GRADE & PURITY Animal Free ? Animal-free — produced without animal-derived components to reduce contamination risk. Use in biomanufacturing and culture avoiding animal-origin material. Carrier Free ? Carrier-free — supplied without added carrier protein/stabilizer. Use when carriers (e.g. BSA) would interfere with conjugation or sensitive assays. Recombinant ? Recombinant — produced via recombinant expression for defined sequence and consistency. Use for reproducible, animal-free proteins of known origin. Validated ? Validated grade — performance confirmed in defined applications before release. Use when you want documented assurance the reagent works as stated. ExactAb™ ? ExactAb™ — Aladdin's antibody line emphasizing precision and validated quality. Use for reliable, specificity-validated antibody applications. Low Endotoxin ? Low-endotoxin grade — endotoxin reduced to low controlled levels. Use in sensitive biological work where high endotoxin would interfere. Azide Free ? Azide-free — without sodium azide preservative. Use in conjugations, cell work, or assays where azide is toxic or inhibitory. ≥95%(SDS-PAGE&SEC-HPLC) See COA
Application
Animal Model, ELISA, Flow Cytometry, Functional Assay
Host species
Human
Reactive species
Cynomolgus monkey, Human
Isotype
Human IgG1
Conjugation
Unconjugated
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
100μg
Ab190121-100μg
5
$115.90
1mg
Ab190121-1mg
2
$571.90
5mg
Ab190121-5mg
1
$1,425.90
10mg
Ab190121-10mg
1-2 wks(?)
Item is derived from our semi-finished stock and is processed in 1-2 weeks.
$2,281.90
Enter a quantity for the sizes you want to add.
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Why this grade

Carrier Free, Recombinant, ExactAb™, Low Endotoxin, Azide Free, Validated, Animal Free, ≥95%(SDS-PAGE&SEC-HPLC), See COA Animal Free,Azide Free,Carrier Free,ExactAb™,Low Endotoxin,Recombinant,Validated for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at -80°C,Avoid repeated freezing and thawing Ships Dry ice packs + Cold packs Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

ARGX-117 (anti-Complement C2) a humanized inhibitory monoclonal antibody against complement C2. ARGX-117 (anti-Complement C2) prevents the formation of the C3 proconvertase and inhibits classical and lectin pathway activation upstream of C3 activation through binding to the Sushi-2 domain of C2. ARGX-117 (anti-Complement C2) exhibits pH- and calcium-dependent target binding. ARGX-117 (anti-Complement C2) prevents complement-mediated cytotoxicity in in vitro models for autoimmune hemolytic anemia and antibody-mediated rejection of organ transplants.
Purity
≥95% (SDS-PAGE&SEC)
Endotoxin Level
≤1.0EU/mg
Protein Function
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 4b to generate the C3 or C5 convertase.

Specifications

Product Name
ARGX-117 (anti-Complement C2) - Primary antibody, specific to C2, Human IgG1
Synonyms
C2 antibody | ARMD14 antibody | C3/C5 convertase antibody | CO2 antibody | CO2_HUMAN antibody | Complement C2 antibody | Complement C2a fragment antibody | complement component 2 antibody | DKFZp779M0311 antibody | C2 | C3/C5 convertase | CO2 | complement
Specifications & Purity
Carrier Free, Recombinant, ExactAb™, Low Endotoxin, Azide Free, Validated, Animal Free, ≥95%(SDS-PAGE&SEC-HPLC), See COA
Host species
Human
Specificity
C2
Conjugation
Unconjugated
Grade
Animal Free, Azide Free, Carrier Free, ExactAb™, Low Endotoxin, Recombinant, Validated
Isotype
Human IgG1
Light Chain Type
kappa
SDS-PAGE
146.12 kDa
Purification Method
Protein A purified
Concentration
See COA
CAS
2579031-19-7
Storage and Shipping
Storage
Store at -80°C,Avoid repeated freezing and thawing
Shipped In
Dry ice packs + Cold packs
Stability And Storage
Store at -80℃ for 24 months. Upon receipt, it is recommended to aliquot. Avoid freeze/thaw cycle.
Images

ARGX-117 (anti-Complement C2) (Ab190121) - ELISA
Immobilized Human Complement C2 Protein at 2.0 μg/mL can bind ARGX-117 (anti-Complement C2) (Ab190121) with the EC ₅₀ of 41.04 ng/mL.

ARGX-117 (anti-Complement C2) (Ab190121) - SEC
The purity of ARGX-117 (anti-Complement C2) (Ab190121) is more than 95% verified by HPLC.

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Associated Targets(Human)
C2 Tchem Complement C2 (0 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
Mechanisms of Action
Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

3 results found

Lot NumberCertificate TypeDateItem
ZJ24F0809764Certificate of AnalysisJun 22, 2026 Ab190121
ZJ24F0809765Certificate of AnalysisJun 22, 2026 Ab190121
ZJ24F0809766Certificate of AnalysisJun 22, 2026 Ab190121
Documents & Articles
Solution Calculators
Reviews

Customer Reviews

Need help choosing the grade?

Our grade selection guide covers purity, stabilizer status, and application suitability for all variants in our catalog.

View Animal Free grade guide → View Carrier Free grade guide → View Recombinant grade guide → View Validated grade guide → View ExactAb™ grade guide → View Low Endotoxin grade guide → View Azide Free grade guide →

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