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SRP2051

Sigma-Aldrich

HMG1, native from calf thymus

≥85% (SDS-PAGE)

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About This Item

UNSPSC Code:
12352200
NACRES:
NA.26

biological source

bovine (calf) thymus

Assay

≥85% (SDS-PAGE)

form

frozen liquid

mol wt

~24.9 kDa

packaging

pkg of 10 μg

storage condition

avoid repeated freeze/thaw cycles

concentration

900 μg/mL

technique(s)

membrane array: suitable

color

colorless to clear

NCBI accession no.

UniProt accession no.

shipped in

dry ice

storage temp.

−70°C

Gene Information

Biochem/physiol Actions

High mobility group 1 (HMG1) is a 26 kDa highly conserved non-sequence-specific DNA-binding nuclear protein. Mammalian HMG1 has two homologous DNA-binding domains HMG boxes, A and B (each of 80–90 amino-acid residues), linked by a short basic region to an acidic C-terminal domain containing 30 consecutive Asp and Glu residues. HMG1 has been implicated in a number of fundamental biological processes including transcription, replication and recombination, in which it plays a role in manipulating DNA structure by bending, looping, compaction or unwinding, or by directly contacting with distinct cellular proteins. HMG-1 can act as a repressor, by interacting with TBP to block pre-initiation complex formation or as an activator, by facilitating the binding of various transcription factors to their cognate DNA sequences. Most recently, it was discovered that HMG-1 is a late mediator of delayed endotoxin lethality by activating downstream cytokine release.

Physical form

Clear and colorless frozen liquid solution

Preparation Note

Use a manual defrost freezer and avoid repeated freeze-thaw cycles. While working, please keep sample on ice.

Storage Class Code

10 - Combustible liquids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

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Cong Pang et al.
Brain sciences, 12(9) (2022-09-24)
Endogenous host-derived molecules named damage-associated molecular patterns (DAMPs) can induce excessive non-sterile inflammatory responses on recognition of specific membrane-tethered receptors. Here in this study, we aimed to explore the role of DAMP molecule HMGB1 in astrocyte-mediated sterile neuroinflammation and the
M E Bianchi et al.
Science (New York, N.Y.), 243(4894 Pt 1), 1056-1059 (1989-02-24)
Cruciform DNA, a non-double helix form of DNA, can be generated as an intermediate in genetic recombination as well as from palindromic sequences under the effect of supercoiling. Eukaryotic cells are equipped with a DNA-binding protein that selectively recognizes cruciform
V Zappavigna et al.
The EMBO journal, 15(18), 4981-4991 (1996-09-16)
High mobility group protein 1 (HMG1) is a non-histone, chromatin-associated nuclear protein with a proposed role in the regulation of eukaryotic gene expression. We show that HMG1 interacts with proteins encoded by the HOX gene family by establishing protein-protein contacts
Structural features of the HMG chromosomal proteins and their genes.
M Bustin et al.
Biochimica et biophysica acta, 1049(3), 231-243 (1990-07-30)

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