| 1 (64) | National Center for Biotechnology Information | USA |  |
| 2 (177) | United States Department of Agriculture | USA | |
| 3 (180) | Lawrence Berkeley National Laboratory * | USA | |
| 4 (191) | Joint BioEnergy Institute | USA | |
| 5 (272) | Doe Joint Genome Institute | USA | |
| 6 (330) | SLAC National Accelerator Laboratory | USA | |
| 7 (345) | Environmental Molecular Sciences Laboratory | USA | |
| 8 (381) | Lawrence Livermore National Laboratory * | USA | |
| 9 (389) | Sandia National Laboratories, California | USA | |
| 10 (429) | National Renewable Energy Laboratory | USA | |
| 11 (434) | US Food and Drug Administration | USA | |
| 12 (456) | National Institute of Standards and Technology * | USA | |
| 13 (488) | Sandia National Laboratories, New Mexico | USA | |
| 14 (523) | National Research Council Canada * | CAN | |
| 15 (538) | Argonne National Laboratory * | USA | |
| 16 (551) | Brookhaven National Laboratory * | USA | |
| 17 (555) | Pacific Northwest National Laboratory * | USA | |
| 18 (597) | Center for Biologics Evaluation and Research | USA | |
| 19 (764) | Agriculture and Agri-Food Canada | CAN | |
| 20 (871) | Ames Laboratory | USA | |
| 21 (919) | Los Alamos National Laboratory * | USA | |
| 22 (973) | Oak Ridge National Laboratory | USA | |
| 23 (982) | U.S. Department of Energy * | USA | |
| 24 (1030) | Molecular Foundry | USA | |
| 25 (1123) | Center for Drug Evaluation & Research | USA | |
| 26 (1184) | US Naval Research Laboratory | USA | |
| 27 (1191) | Nemours Children's Health System | USA | |
| 28 (1251) | U.S. Air Force | USA | |
| 29 (1414) | US Environmental Protection Agency | USA | |
| 30 (1420) | National Aeronautics and Space Administration * | USA | |
| 31 (1480) | National Oceanic and Atmospheric Administration | USA | |
| 32 (1490) | Center for Devices and Radiological Health | USA | |
| 33 (1603) | Douglas Mental Health University Institute | CAN | |
| 34 (1680) | U.S. Army * | USA | |
| 35 (1705) | Smithsonian Institution * | USA | |
| 36 (2242) | Smithsonian National Museum of Natural History | USA | |
| 37 (2441) | Jet Propulsion Laboratory | USA | |
| 38 (2525) | Environment Canada | CAN | |
| 39 (2549) | United States Geological Survey | USA | |
| 40 (2625) | National High Magnetic Field Laboratory | USA | |
| 41 (2955) | NASA Ames Research Center | USA | |
| 42 (2963) | National Center for Toxicological Research | USA | |
| 43 (3001) | American Museum of Natural History | USA | |
| 44 (3038) | Smithsonian Conservation Biology Institute | USA | |
| 45 (3285) | Natural Resources Canada | CAN | |
| 46 (3448) | New York Botanical Garden | USA | |
| 47 (3537) | Fisheries and Oceans Canada * | CAN | |
| 48 (3553) | Oak Ridge Institute for Science and Education | USA | |
| 49 (3684) | Center for Food Safety and Applied Nutrition | USA | |
| 50 (3821) | United States Fish and Wildlife Service | USA | |
| 51 (4265) | University of Maryland, Center for Environmental Science | USA | |
| 52 (4302) | Field Museum Natural History | USA | |
| 53 (4439) | NASA Johnson Space Center | USA | |
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