Actin exists as: 

a globular monomer -G-actin 

a filamentous polymer- F-actin

TLS Online TPP Program

#Id: 8062

#Section 2: General Biology

Proline- helix, secondary structure, dihedral angles, stress, GRB2, collagen

Serine- O-linked oligosaccharides, Chymotrypsin, ATM ATR Kinases, Akt/PKB, Aurora kinases, TGF, PS, β-catenin, FOXO3a

Threonine- chiral centres, same as serine, T14

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#Id: 8409

#Section 3: Genetics, Cellular and Molecular Biology

Troponin, a complex of three polypeptides, 

TN-T (tropomyosin-binding)

TN-I  (inhibitory)

TN-C (Ca2+-binding)

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#Id: 8101

#Section 2: General Biology

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

TLS Online TPP Program

#Id: 8966

#Section 3: Genetics, Cellular and Molecular Biology

Molecular Variation (Rate) - Which is the number of substitutions taking place per nucleotide site per year

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#Id: 8210

#Section 3: Genetics, Cellular and Molecular Biology

Autophagy (“eating oneself”)

When cells are placed under stressful conditions, they have the capacity to recycle macromolecules for use as nutrients in a process of lysosomal degradation.