Protocols and materials of the Großhans laboratory


Flies

Bacteria

Yeast

Cell culture

Cloning-DNA-RNA

Proteins

protein purification

Recombinant proteins

Biochemistry

Microscopy

e-mail:
jgrossh@gwdg.de


Protein purification

Columnsavailable for chromatography at the Äkta prime
Expression and soluability test of overexpressed proteins
large-scale expression and purification of recombinant proteins (native conditions)
Purification under denatured conditions

Qiagen booklet from 2003. This booklet describes and discusses the expression and purification of His-tagged proteins in detail. Newer versions of the pQE vectors, such as pQE80 are not included.

covalent coupling of proteins to beads (BrCN-sepharose)
affinity and IgG purification of antibodies

Manuals and product descriptions

  • Desalting by gravity flow/drop columns (PD-10) or by G-25 Sephadex columns (HiTrap-G25)
  • Gel filtration: Superdex, MW equilibration kits
  • His-tagged proteins: Ni-NTA Sepharose, HiTrap-Ni
  • GST-tagged proteins: GSH-Sepharose, HiTrap-GSH
  • Ion exchange: HTrap columns
  • Antibody purification: general manual
  • IgG purification with Protein A: Protein A HiTrap columns