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10KT

Crystal structure of A2A adenosine receptor A2AR-bRIL in complex with Compound50

This is a non-PDB format compatible entry.
Summary for 10KT
Entry DOI10.2210/pdb10kt/pdb
DescriptorAdenosine receptor A2a,Soluble cytochrome b562, SODIUM ION, (4%{S})-2-[(3%{R},6%{S})-1-(1-ethyl-1%{H}-pyrazol-4-yl)-6-methylpiperidin-3-yl]-7-methoxy[1,2,4]triazolo[1,5-%{c}]quinazolin-5-amine, ... (9 entities in total)
Functional Keywordsclass a gpcr, antagonist, membrane protein
Biological sourceHomo sapiens (human)
More
Total number of polymer chains1
Total formula weight57257.28
Authors
Krishnamurthy, H. (deposition date: 2026-01-25, release date: 2026-05-20)
Primary citationZhang, Y.,Hennessy, E.,Larsen, M.A.,Hao, J.,Pan, J.,Mansoor, U.F.,Sather, A.,Brill, Z.G.,Rico, L.,Swaminathan, U.,Moreno, J.,Vara, B.A.,Ranganath, S.,Palmieri, A.,Ogunbodede, O.,Barry, E.R.,Hinton, M.C.,Daublain, P.,Gupta, P.,Chatterjee, M.,Rottey, S.,Presland, J.,Hill, A.D.,Dewey, W.J.,Schneider, S.E.,Ciaccio, P.J.,Otte, K.M.,Rindgen, D.,Tatosian, D.,Turnbull, B.W.H.,Silverman, S.M.,Chobanian, H.,Krishnamurthy, H.,Pang, L.,Wnek, R.,Afshar, R.,Crowley, S.,Miller, A.,O'Neil, J.,Chrencik, J.,Plummer, C.W.,Ali, A.,Cumming, J.,DeMong, D.E.
Discovery of MK-1088 as a Potent A 2A /A 2B Adenosine Receptor Dual-Antagonist for Cancer Immunotherapy.
J.Med.Chem., 2026
Cited by
PubMed Abstract: Immune cells expressing the adenosine A receptor (AR) and A receptor (AR) present in an adenosine-rich tumor microenvironment have suppressed effector functions, such as proinflammatory cytokine release, antigen presentation, and others, making them inert to cancer cells. Simultaneous blockade of the downstream effects mediated by both receptor subtypes with a dual inhibitor has the potential to reverse adenosine-mediated suppression of tumor immune surveillance as either a single-agent treatment or in combination with other immunotherapy agents such as anti-PD-1/PD-L1 monoclonal antibodies. This publication describes the discovery and optimization of a novel series of potent and selective dual AR/AR antagonists, resulting in compound () being identified for progression to human clinical studies.
PubMed: 42084562
DOI: 10.1021/acs.jmedchem.5c03405
PDB entries with the same primary citation
Experimental method
X-RAY DIFFRACTION (2.59 Å)
Structure validation

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