Major histocompatibility complex (MHC) class I and class II proteins: impact of polymorphism on antigen presentation

ET Abualrous, J Sticht, C Freund - Current Opinion in Immunology, 2021 - Elsevier
The major histocompatibility complex (MHC) loci are amongst the most polymorphic regions
in the genomes of vertebrates. In the human population, thousands of MHC gene variants …

Chaperones and catalysts: how antigen presentation pathways cope with biological necessity

DH Margulies, DK Taylor, J Jiang, LF Boyd… - Frontiers in …, 2022 - frontiersin.org
Immune recognition by T lymphocytes and natural killer (NK) cells is in large part dependent
on the identification of cell surface MHC molecules bearing peptides generated from either …

Structural mechanism of tapasin-mediated MHC-I peptide loading in antigen presentation

J Jiang, DK Taylor, EJ Kim, LF Boyd, J Ahmad… - Nature …, 2022 - nature.com
Loading of MHC-I molecules with peptide by the catalytic chaperone tapasin in the peptide
loading complex plays a critical role in antigen presentation and immune recognition …

Molecular basis of MHC I quality control in the peptide loading complex

A Domnick, C Winter, L Sušac, L Hennecke… - Nature …, 2022 - nature.com
Major histocompatibility complex class I (MHC I) molecules are central to adaptive immunity.
Their assembly, epitope selection, and antigen presentation are controlled by the MHC I …

Xeno interactions between MHC-I proteins and molecular chaperones enable ligand exchange on a broad repertoire of HLA allotypes

Y Sun, GF Papadaki, CA Devlin, JN Danon… - Science …, 2023 - science.org
Immunological chaperones tapasin and TAP binding protein, related (TAPBPR) play key
roles in antigenic peptide optimization and quality control of nascent class I major …

Structure of an MHC I–tapasin–ERp57 editing complex defines chaperone promiscuity

IK Müller, C Winter, C Thomas, RM Spaapen… - Nature …, 2022 - nature.com
Adaptive immunity depends on cell surface presentation of antigenic peptides by major
histocompatibility complex class I (MHC I) molecules and on stringent ER quality control in …

TAPBPR employs a ligand-independent docking mechanism to chaperone MR1 molecules

AC McShan, CA Devlin, GF Papadaki, Y Sun… - Nature chemical …, 2022 - nature.com
Chaperones tapasin and transporter associated with antigen processing (TAP)-binding
protein related (TAPBPR) associate with the major histocompatibility complex (MHC)-related …

In vivo CRISPR screens reveal Serpinb9 and Adam2 as regulators of immune therapy response in lung cancer

D Dervovic, AA Malik, ELY Chen, M Narimatsu… - Nature …, 2023 - nature.com
How the genetic landscape governs a tumor's response to immunotherapy remains poorly
understood. To assess the immune-modulatory capabilities of 573 genes associated with …

Exchange catalysis by tapasin exploits conserved and allele-specific features of MHC-I molecules

H Lan, ET Abualrous, J Sticht, LMA Fernandez… - Nature …, 2021 - nature.com
The repertoire of peptides presented by major histocompatibility complex class I (MHC-I)
molecules on the cell surface is tailored by the ER-resident peptide loading complex (PLC) …

Conformational plasticity of RAS Q61 family of neoepitopes results in distinct features for targeted recognition

AC McShan, D Flores-Solis, Y Sun, SE Garfinkle… - Nature …, 2023 - nature.com
The conformational landscapes of peptide/human leucocyte antigen (pHLA) protein
complexes encompassing tumor neoantigens provide a rationale for target selection …