Recombinant Bacillus cereus UPF0223 protein BCE_4008 (BCE_4008)

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Description

Basic Characteristics and Production

BCE_4008 is a recombinant protein derived from Bacillus cereus (strain ATCC 10987 / NRS 248) and belongs to the UPF0223 family of uncharacterized proteins. Key features include:

ParameterDetails
Product CodeCSB-EP744713BQN
SourceE. coli expression system
Purity>85% (SDS-PAGE)
SequenceMEYQYPLDYD WSNEEMVTIV KFYEAIEKAY EKGIVREELM GLYRRFKEIV PSKAEEKKID KEFQEVSGYS IYRAIQKAKE IEEEKLVKM
Tag InfoDetermined during manufacturing; not explicitly stated
Protein LengthFull-length (1–89 amino acids)

The protein is provided in lyophilized or liquid form, with reconstitution recommended in deionized sterile water at 0.1–1.0 mg/mL. Glycerol (5–50% final concentration) is advised for long-term stability .

2.1. Sequence and Family Classification

BCE_4008 is annotated as a UPF0223 protein, a family with limited functional annotation. While the exact role of UPF0223 proteins remains unclear, their presence in diverse bacterial species suggests conserved biological functions. The protein’s sequence includes hydrophobic and charged regions, indicating potential membrane association or interaction with other macromolecules.

2.2. Potential Functional Roles

Though direct studies on BCE_4008 are lacking, UPF0223 family members in other organisms may participate in:

  • Metabolic regulation: Based on B. cereus’ preference for proteinaceous substrates .

  • Stress response: Analogous to B. cereus’ survival mechanisms under acidic or oxidative stress .

  • Viral interactions: Hypothetical role in phage defense or horizontal gene transfer, given *B. cereus_’ genomic plasticity .

Research Applications

BCE_4008 serves as a tool in:

  1. Structural Biology: Crystallization studies to elucidate UPF0223 family folding.

  2. Functional Screens: Biochemical assays to identify enzymatic or binding activities.

  3. Pathogenicity Studies: Assessing interactions with host cells or toxins in B. cereus infection models .

Challenges and Knowledge Gaps

  • Functional Elucidation: No published studies directly link BCE_4008 to enzymatic activity or virulence.

  • Interoperability: Limited cross-referencing with other UPF0223 proteins due to sparse literature.

  • Post-Translational Modifications: Potential glycosylation or phosphorylation sites remain uncharacterized.

Comparative Analysis with Related Proteins

ProteinFunctionKey Differences
EntD (B. cereus)Regulates exoproteome and motility Excreted; linked to toxin secretion
PatB1 (B. cereus)O-acetyltransferase for SCWPs Enzymatic activity validated; structural data available
Hbl/Nhe ToxinsPore-forming enterotoxins Tripartite structure; well-characterized toxicity

Product Specs

Form
Lyophilized powder
Note: While we prioritize shipping the format currently in stock, please specify your format preference in order notes for customized preparation.
Lead Time
Delivery times vary depending on the purchasing method and location. Please consult your local distributor for precise delivery estimates.
Note: Standard shipping includes blue ice packs. Dry ice shipping requires prior arrangement and incurs additional charges.
Notes
Avoid repeated freeze-thaw cycles. Store working aliquots at 4°C for up to one week.
Reconstitution
Centrifuge the vial briefly before opening to settle the contents. Reconstitute the protein in sterile deionized water to a concentration of 0.1-1.0 mg/mL. We recommend adding 5-50% glycerol (final concentration) and aliquoting for long-term storage at -20°C/-80°C. Our standard glycerol concentration is 50%, which can serve as a guideline.
Shelf Life
Shelf life depends on various factors, including storage conditions, buffer composition, temperature, and the protein's inherent stability. Generally, liquid formulations have a 6-month shelf life at -20°C/-80°C, while lyophilized formulations have a 12-month shelf life at -20°C/-80°C.
Storage Condition
Upon receipt, store at -20°C/-80°C. Aliquoting is essential for multiple uses. Avoid repeated freeze-thaw cycles.
Tag Info
Tag type is determined during the manufacturing process.
The tag type is determined during production. If you require a specific tag, please inform us, and we will prioritize its development.
Synonyms
BCE_4008; UPF0223 protein BCE_4008
Buffer Before Lyophilization
Tris/PBS-based buffer, 6% Trehalose.
Datasheet
Please contact us to get it.
Expression Region
1-89
Protein Length
full length protein
Purity
>85% (SDS-PAGE)
Species
Bacillus cereus (strain ATCC 10987 / NRS 248)
Target Names
BCE_4008
Target Protein Sequence
MEYQYPLDYD WSNEEMVTIV KFYEAIEKAY EKGIVREELM GLYRRFKEIV PSKAEEKKID KEFQEVSGYS IYRAIQKAKE IEEEKLVKM
Uniprot No.

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