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TLS Online TPP Program

#Id: 8101

In cardiolipin, two phosphatidic acids share a single glycerol (R1 and R2 are fatty acyl groups).


#Section 2: General Biology #Lipid #Part B Pointers
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TLS Online TPP Program

#Id: 8342

#Section 3: Genetics, Cellular and Molecular Biology
TLS Online TPP Program

#Id: 8341

#Section 3: Genetics, Cellular and Molecular Biology

Two major classes of actin-nucleating proteins:

1. Formins nucleate the assembly of unbranched filaments 

2. Arp2/3 complex nucleates the assembly of branched actin networks
TLS Online TPP Program

#Id: 8340

#Section 3: Genetics, Cellular and Molecular Biology

Gelsolin, is regulated by Ca+2 ion concentration and sever actin filaments.
TLS Online TPP Program

#Id: 8339

#Section 3: Genetics, Cellular and Molecular Biology

Filament capping proteins:

CapZ blocks (+)end Tropomodulin blocks (-)end
TLS Online TPP Program

#Id: 8338

#Section 3: Genetics, Cellular and Molecular Biology

Profilin can bind proteins with sequences rich in proline residues at the same time it is bound to actin.
TLS Online TPP Program

#Id: 8337

#Section 3: Genetics, Cellular and Molecular Biology

Profilin – G-actin nucleotide exchange (ADP to ATP) 
Cofilin – F-actin disassembly
Thymosin B-4 – G-actin monomer sequestering