Electron affinity: The enthalpy change that results from adding an electron to a gaseous atom.

Electron affinity is becoming less negative (less exothermic) and less likely to gain an electron. 

TLS Online TPP Program

#Id: 8373

#Section 3: Genetics, Cellular and Molecular Biology

In vertebrate smooth muscle, phosphorylation of the myosin regulatory light chain activates contraction in Ca2+ dependent manner.

TLS Online TPP Program

#Id: 8372

#Section 3: Genetics, Cellular and Molecular Biology

Thick-filament regulation

Myosin-dependent mechanism regulate contraction in smooth muscle and non-muscle cells.

TLS Online TPP Program

#Id: 8371

#Section 3: Genetics, Cellular and Molecular Biology

In the presence of ATP,  myosin head releases from the actin filament. 

TLS Online TPP Program

#Id: 8370

#Section 3: Genetics, Cellular and Molecular Biology

In the absence of ATP, the myosin head is firmly attached to the actin filament. 

TLS Online TPP Program

#Id: 8369

#Section 3: Genetics, Cellular and Molecular Biology

The length of the myosin II neck domain determines the rate of movement.

TLS Online TPP Program

#Id: 8368

#Section 3: Genetics, Cellular and Molecular Biology

Myosin V

Two heads but does not assemble into filaments

Large and processive

Function- Organelle transport