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Crystal structure of CXCL13 and CXCR5. (A). Illustration of the CXCL13 monomer (UniProKB-O43927) showing domain hits with deep coloration. (B). Illustration of the CXCR5 monomer (UniProKB-P32302) showing seven transmembrane helixes and domain hits (deeply colored). Structural models were obtained from SWISS-MODEL (http://swissmodel.expasy.org/repository/. accessed on 15 April 2021).
