H2-AB1 antibody
Quick Overview for H2-AB1 antibody (ABIN7074228)
Target
Reactivity
Host
Clonality
Conjugate
Application
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Cross-Reactivity
- Rat
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Purification
- Affinity purification
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Immunogen
- Recombinant protein corresponding to Mouse H2ab1
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Application Notes
- IHC/IF (M,R) 1:4000-1:8800
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Restrictions
- For Research Use only
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Format
- Liquid
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Buffer
- PBS, pH 7.4, 0.02 % sodium azide
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Preservative
- Sodium azide
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Precaution of Use
- This product contains Sodium azide: a POISONOUS AND HAZARDOUS SUBSTANCE which should be handled by trained staff only.
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Storage
- -20 °C
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- H2-AB1 (Histocompatibility 2, Class II Antigen A, beta 1 (H2-AB1))
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Alternative Name
- H2ab1
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Background
- Atypical histone H2A which replaces conventional H2A during late spermatogenesis and is involved in the replacement of histones to protamine in male germ cells . Core component of nucleosome: nucleosomes wrap and compact DNA into chromatin, limiting DNA accessibility to the cellular machineries which require DNA as a template . Nucleosomes containing H2AB1 only wrap 130 bp of DNA, compared to 147 bp for classical nucleosomes . In condensing spermatids, the heterodimer between H2AB1 and H2BC1/TH2B is loaded onto the nucleosomes and promotes loading of transition proteins (TNP1 and TNP2) onto the nucleosomes . Inclusion of the H2AB1-H2BC1/TH2B dimer into chromatin opens the nucleosomes, releasing the nucleosomal DNA ends and allowing the invasion of nucleosomes by transition proteins (TNP1 and TNP2) .
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Gene ID
- 68231
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NCBI Accession
- NP_080903
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UniProt
- Q9CQ70
Target
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