(a) Person Entitled to Bring a Motion; Filing and Service. Any person who satisfies the prerequisites of 15 M.R.S. §2137 may file a motion for DNA analysis as provided under 15 M.R.S. §2138(1). Filing and serving must be in accordance with Rule 49.(b) Docketing and Assignment. A post-conviction motion for DNA analysis pursuant to 15 M.R.S. ch. 305-B shall be docketed by the clerk in the Unified Criminal Docket. The motion shall be assigned as provided under 15 M.R.S. §2138(1).