UST Book Four Flashcards
attaches 11 cis retinal to rhodopsin
e amino group of lysine 296 of the 7th helix
absence of iodopsin, green pigment
DEUTERANOPIA
absence of protoporphyrin, red pigment
PROTANOPIA
absence of cyanopsin
TRITANOPIA
Gene rhodopsin
chromosome 3
Gene blue pigment
chromosome 7
Gene red and green pigment
chromosome 10
Most important intermediate of rhodopsin making up series of events….
METARHODOPSIN II
What transducin does
Activates PDE, decreases CGMP so that the Na-Ca will close (hyperpolarization)
1 photon absorbed by rhodopsin hyperpolarizes the rod cell membrane by
1 mv
Largest protein the body
role in relaxation
from z line to m line
TITIN
Protein from z line along the length of actin filaments
NEBULIN
Anchors actin to Z lines
Stabilizes actin filaments
a ACTININ
osteoclast exposure to calcitonin
shrinkage of osteoclasts
decreased bone resorbing activity
Mutation in COL1A1 and COL1A2
Osteogenesis imperfecta
abn fragility of bones