MHC class I Mouse mAb (AF647) - Primary antibody, specific to MHC class I

Cat. No.: Ab189656
AVAILABLE TO ORDER
GRADE & PURITY 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. Ex:650nm ? Fluorescence excitation maximum at 650 nm — the wavelength of light that best excites this fluorophore. Match it to your instrument's laser or filter set for the strongest signal. Em:668nm ? Fluorescence emission maximum at 668 nm — the wavelength this fluorophore emits after excitation. Use it to pick the right detection filter and avoid channel cross-talk. 0.5 mg/mL
Application
Flow Cytometry
Host species
Mouse
Reactive species
Mouse
Isotype
Mouse IgG2a
Clone Number
34-1-2S
Conjugation
AF647
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
10μg
Ab189656-10μg
3
$139.90
25μg
Ab189656-25μg
2
$259.90
100μg
Ab189656-100μg
1
$619.90
Enter a quantity for the sizes you want to add.
🧪

Why this grade

ExactAb™, Validated, Ex:650nm, Em:668nm, 0.5 mg/mL Em:668nm,Ex:650nm,ExactAb™,Validated for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C,Protected from light,Do not freeze Ships Wet ice,Do not freeze 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

Mouse anti Mouse MHC class I Antibody, Monoclonal (34-1-2S), could be used for Flow, in vivo activation of APCs and so on.

Specifications

Product Name
MHC class I Mouse mAb (AF647) - Primary antibody, specific to MHC class I
Synonyms
H-2D | H2-D | H2-K1 | K-f | H-2K | H2-K | H2-D1 | H-2K(d) | A-10 alpha chain | FLJ26655 | HLA class I histocompatibility antigen, A-1 alpha chain | HLA class I histocompatibility antigen, A-28 alpha chain | HLA class I histocompatibility antigen, A-9 alph
Specifications & Purity
ExactAb™, Validated, Ex:650nm, Em:668nm, 0.5 mg/mL
Host species
Mouse
Specificity
MHC class I
Immunogen
BDF mouse spleen cells
Positive Control
Flow: C57BL/6 mouse splenocytes.
Conjugation
AF647
Excitation (nm)
Red Laser(633nm)
Emission(nm)
668nm
Ex/Em(nm)
Ex:650nm;Em:668nm
Grade
Em:668nm, Ex:650nm, ExactAb™, Validated
Light Chain Type
kappa
Purification Method
Protein G purified
Concentration
0.5 mg/mL
Storage and Shipping
Storage
Store at 2-8°C,Protected from light,Do not freeze
Shipped In
Wet ice,Do not freeze
Stability And Storage
The antibody solution should be stored undiluted between 2°C and 8°C, and protected from prolonged exposure to light. Do not freeze.
Images

MHC class I Mouse mAb (AF647) (Ab189656) - Flow Cytometry
Flow cytometry analysis of MHC class I expression by C57BL/6 mouse splenocytes (right panel) compared to an isotype control (left panel). Cells were stained with MHC class I Mouse mAb (AF647) (Ab189656) at 0.2μg/test for 1 hour at 4°C. Left panel - Mouse IgG (AF647) (Ab190077). 

MHC class I Mouse mAb (AF647) (Ab189656) - Flow Cytometry
Flow cytometry analysis of MHC class I expression by C57BL/6 mouse splenocytes (red) compared to an isotype control (blue). Cells were stained with MHC class I Mouse mAb (AF647) (Ab189656) at 0.2μg/test for 1 hour at 4°C. Blue - Mouse IgG (AF647) (Ab190077). Black - Unlabelled control, cells without incubation with primary antibody.

Application
ApplicationDilution info
Flow Cytometry

≤0.3 μg/test, the suggested use of this reagent is ≤0.3 μg per million cells in 100 µL staining volume

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)
HLA-A Tbio HLA class I histocompatibility antigen, A-31 alpha chain (0 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
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
ZJ24F1113782Certificate of AnalysisJun 15, 2026 Ab189656
ZJ24F1113783Certificate of AnalysisJun 15, 2026 Ab189656
ZJ24F1113784Certificate of AnalysisJun 15, 2026 Ab189656
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 Validated grade guide → View ExactAb™ grade guide → View Ex:650nm grade guide → View Em:668nm grade guide →

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