A 3D-model of the HMPV L:P Polymerase (video) Nanyang Technological University Share Print E-Mail Loading video... Caption A 3D model of the HMPV L:P polymerase, built from Cryo-EM imaging. It is an enzyme that could be key to disabling respiratory syncytial virus (RSV) and human metapneumovirus (HMPV). Credit NTU Singapore Usage Restrictions For this story only Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.