Nitrate reductase

Homodimers, two identical subunits

Each subunit with 100kD

Each subunit contains 3 prosthetic groups:

FAD, heme, and molybdenum complexed to pterin (an organic molecule). 

TLS Online TPP Program

#Id: 10389

#Section 2: General Biology

Class II, but not class I, presentation is inhibited by treatment of the cells with an agent that blocks endocytic processing within the cell (chloroquine).

TLS Online TPP Program

#Id: 10286

#Section 2: General Biology

T cells initiate the adaptive immune response by interacting MHC on antigen-presenting cells that have been exposed to pathogens. 

TLS Online TPP Program

#Id: 10287

#Section 2: General Biology

T-Cell - Cells leaving the thymus are functional, mature T cells expressing unique and specific T-cell receptors (TCRs) that are both tolerant to self and restricted to self-MHC.

TLS Online TPP Program

#Id: 10288

#Section 2: General Biology

TLS Online TPP Program

#Id: 10289

#Section 2: General Biology

T-cell lineage

TLS Online TPP Program

#Id: 10290

#Section 2: General Biology

T-Cell Development

1.Commitment

2.antigen receptor gene rearrangements

3.The selection and expansion of cells (β-selection