AIDS-222582 AIDS222582 L143A Mutant of Toxoplasma gondii cyclophilin-18 NH2-MENAGVRKAYMDIDIDGEHAAGRIILELREDIAPKTVKNFIGLFDKYKGSVFHRIIPDFMIQGGDFENHNGTGGHSIYGRRFDDENFDLKHERGVISMANAGPNTNGSQFFITTVKTEWLDARHVVFGKITTESWPTVQAIEAaGGSGGRPSKVAKITDIGLLE-COOH