aa motif / Coiled-coils

3.6 a.a / turn in helix 

abcdefg 'a' &'d’ are hydrophobic residues 'e' and 'g' are found to be charged amino 

7.2 a.a / 2 turns acids 

 —7 amino acids per 2 turns in the helix 

For every turn there could be one hydrophobic residue coming same side of the helix 

Ex: GCN4

TLS Online TPP Program

#Id: 3148

#Unit 7. System Physiology – Animal

Lung capacities are of four types:

1) Inspiratory capacity
2) Functional residual capacity
3) Vital capacity
4)Total lung capacity

TLS Online TPP Program

#Id: 3149

#Unit 7. System Physiology – Animal

Inspiratory capacity maximum amount of air inspired from the end-expiratory level

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#Id: 3150

#Unit 7. System Physiology – Animal

Inspiratory capacity (IC) is composed of the tidal volume & the inspiratory reserve volume and is approximately 3500 mL

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#Id: 3151

#Unit 7. System Physiology – Animal

Functional residual capacity the amount of air that remains in the lungs at the end of normal expiration

TLS Online TPP Program

#Id: 3152

#Unit 7. System Physiology – Animal

Functional residual capacity is composed of the expiratory reserve volume & the residual volume & is approximately 2300 mL

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#Id: 3153

#Unit 7. System Physiology – Animal

Vital lung capacity the maximum amount of air expired from the fully inflated lung, or maximum inspiratory level (about 4600 mL)