Protein Modification Reagents
Sigma Aldrich Fine Chemicals Biosciences Collagenase from Clostridium histolyticum Sigma Blend Type H, >=1.0 FALGPA units/mg solid | 9001-12-1 | MFCD00130830 | 100MG
Collagenase from Clostridium histolyticum Sigma Blend Type H, >=1.0 FALGPA units/mg solid | 9001-12-1 | MFCD00130830 | 100MG
Sigma Aldrich Fine Chemicals Biosciences Collagenase from Clostridium histolyticum | 9001-12-1 | MFCD00130830 | 100mg
Collagenase from Clostridium histolyticumPurity: MW: | 9001-12-1 | MFCD00130830 | 100mg
Sigma Aldrich Fine Chemicals Biosciences Collagenase from Clostridium histolyticum | 9001-12-1 | MFCD00130830 | 1g
Collagenase from Clostridium histolyticum | Mol Wt: 113-114 kDa | 9001-12-1 | MFCD00130830 | 1g
Medchemexpress LLC Amino-PEG4-GGFG-Dxd | 2879227-88-8 | 1088.14 g·mol⁻1 | C53H66FN9O15 | 5 MG
Amino-PEG4-GGFG-Dxd is a drug-linker conjugate intended for use in antibody-drug conjugate (ADC) synthesis. It couples a DXd (deruxtecan) payload to a GGFG peptide-based linker via a PEG4 spacer and provides an amino functional handle for conjugation to antibodies.
- drug-linker conjugate for ADC synthesis
- contains a DXd payload linked via a cleavable GGFG peptide linker
- includes a PEG4 spacer to improve solubility and spacing
- features an amino functional handle for conjugation chemistry
- available in small milligram quantities for research use
- molecular weight 1088.14 g·mol⁻1, formula C53H66FN9O15
Medchemexpress LLC Bromoacetamido-PEG4-acid | 1807518-67-7 | MFCD28950779 | 96.8% | 386.24 g/mol | C13H24BrNO7 | 250 MG
Bromoacetamido-PEG4-acid is a PEG-based bifunctional linker containing a bromoacetamido reactive handle and a four-unit polyethylene glycol spacer terminating in a carboxylic acid. It is used in medicinal chemistry for constructing proteolysis targeting chimeras (PROTACs) and cleavable antibody-drug conjugate (ADC) linkers, providing a reactive site for conjugation and improved solubility.
- Contains a bromoacetamido reactive handle for efficient conjugation.
- Four-unit PEG spacer improves solubility and conformational flexibility.
- Terminal carboxylic acid enables amide coupling and derivatization.
- Supplied as a colorless to light yellow liquid with high purity.
- Suitable for PROTAC and ADC synthesis in medicinal chemistry workflows.
Abcam Recombinant human Prolyl Endopeptidase protein, 20UG
Recombinant human Prolyl Endopeptidase protein is a Human Full Length protein, in the 2 to 710 aa range, expressed in Escherichia coli, with >90% purity and suitable for SDS-PAGE, FuncS.
Protein/ Peptide/ Enzyme Synonyms: PEP, PREP, Prolyl endopeptidase, PE, Post-proline cleaving enzyme
Conjugation: Unconjugated
The product is subject to the following: Abcam Restricted Use Statement
Medchemexpress LLC 4,7,10,13,16,19,22,25-octaoxaheptacosanoic acid, 27-amino | 756526-04-2 | MFCD11041146 | >98.0% | 441.51 | C19H39NO10 | 500 MG
NH2-PEG8-acid is an 8-unit polyethylene glycol (PEG) linker with a terminal amino group and a carboxylic acid functionality. Supplied as a solid research reagent, it is intended for use as a non-cleavable linker in the synthesis of antibody-drug conjugates (ADCs) and proteolysis-targeting chimeras (PROTACs).
- Non-cleavable 8-unit PEG linker suitable for ADC and PROTAC synthesis.
- Terminal amino and carboxylic acid groups enable common conjugation chemistries.
- High purity (>98.0%) for research applications.
- White to light yellow solid with typical storage conditions of 4°C, protected from light.
- Soluble in DMSO (~50 mg/mL); ultrasonic assistance may be required.
Medchemexpress LLC TCO-PEG3-Biotin | 570.74 | C27H46N4O7S | 5 MG
TCO-PEG3-Biotin is a cleavable three-unit polyethylene glycol (PEG) linker bearing a trans-cyclooctene (TCO) group and a biotin tag used for click chemistry and antibody-drug conjugate (ADC) synthesis. It enables rapid inverse electron-demand Diels-Alder (iEDDA) ligation with tetrazine partners and supports affinity capture or detection via the biotin handle.
- Cleavable 3-unit PEG linker for bioconjugation.
- Trans-cyclooctene (TCO) group enables inverse electron-demand Diels-Alder (iEDDA) click reactions.
- Biotin tag facilitates affinity capture and detection workflows.
- Molecular weight 570.74 and formula C27H46N4O7S support stoichiometric conjugation planning.
- Available in small milligram quantities suitable for conjugation development and testing.
Medchemexpress LLC DOTA-PEG5-azide | 3104986-47-9 | 98.0% | C28H52N8O12 | 100 MG
DOTA-PEG5-azide is a PEG-based PROTAC linker designed for synthesizing PROTACs. It functions as a click chemistry reagent, featuring an Azide group that facilitates copper-catalyzed azide-alkyne cycloaddition (CuAAc) reactions with Alkyne-containing molecules. It can also participate in strain-promoted alkyne-azide cycloaddition (SPAAC) with DBCO or BCN groups.
- Click chemistry reagent
- Contains an azide group
- Enables copper-catalyzed azide-alkyne cycloaddition (CuAAc)
- Supports strain-promoted alkyne-azide cycloaddition (SPAAC)
- Utilized in PROTAC synthesis
Medchemexpress LLC 4-Arm PEG-Azide MW 5mg
4-Arm PEG-Azide (MW 40000) (4-Arm PEG-N3 (MW 40000)) is a multi-arm PEG derivative with an azide group at each end of four arms attached to a pentaerythritol core[1]