Journal Article 2 ligand-receptor interaction CD4 1 EC 2.7.11.1 1 Electrochemiluminescence 1 GMW67QNF9C 1 HIV receptors 1 mehr ... Leucine 1 Peptides 1 Plant Proteins 1 Protein Serine-Threonine Kinases 1 Research Support, Non-U.S. Gov't 1 Review 1 binding affinity 1 binding constant 1 cell-to-cell communication 1 gp120-CD4 1 land plant evolution 1 leucine-rich repeat receptor-like kinase (LRR-RLK) 1 neutralizing antibody 1 ortholog 1 peptide signaling 1 protein-protein interaction 1 ultrasensitive analysis 1 weniger ...