>4xt1_B mol:protein length:91 FractalkineQHHGVTKCAITCSKMTSKIPVALLIHYQQNQASCGKRAIILETRQHRLFCADPKEQWVKDAMQHLDRQAAALTRNGGSGSGSAAALEVLFQ