2025-05-28 REL PDBe PDBe PDBe 2024-09-13 2024-12-04 2024-12-04 2025-05-28 Lundbeckfonden R155-2015-2666 Denmark Novo Nordisk Foundation NNF18OC0052105 Denmark Danish Council for Independent Research 4181-00137B Denmark Maps from particle subsets of methylamine treated human complement C3 showing three distinct ANA positions Joergensen MH Andersen GR Complement, nanobody, IMMUNE SYSTEM Gadeberg TAF Jorgensen MH Olesen HG Lorentzen J Harwood SL Almeida AV Fruergaard MU Jensen RK Kanis P Pedersen H Tranchant E Petersen SV Thogersen IB Kragelund BB Lyons JA Enghild JJ Andersen GR Cryo-EM analysis of complement C3 reveals a reversible major opening of the macroglobulin ring. Nat.Struct.Mol.Biol. US 32 884 895 2025 39849196 doi:10.1038/s41594-024-01467-4 1545-9985 EMD-17103 consensus EM volume
Consensus volume from full particle stack
 EMD-17327 associated EM volume methylamine treated complement C3 in complex with a nanobody enabling dimer formation methylamine treated complement C3 in complex with a nanobody enabling dimer formation 0 1 2 Homo sapiens 0.185 nanobody hC3Nb1 with mutation 1 2 Lama glama complement C3 1 1 Homo sapiens singleParticle particle 1.0 7.0 ETHANE FEI TITAN KRIOS FLOOD BEAM BRIGHT FIELD FIELD EMISSION GUN 300 2.7 0.17 2.438 130000.0 FEI TITAN KRIOS AUTOGRID HOLDER NITROGEN GIF Bioquantum 20 GATAN K3 BIOQUANTUM (6k x 4k) 59.5 1 PHASE FLIPPING AND AMPLITUDE CORRECTION 3.9 FSC 0.143 CUT-OFF 16159 MAXIMUM LIKELIHOOD MAXIMUM LIKELIHOOD emd_51524.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 480 480 480 0 0 0 480 480 480 310.56 310.56 310.56 90.0 90.0 90.0 X Y Z -0.08336025 0.20146246 0.00024344432 0.00858295 0.647 0.647 0.647 0.06 AUTHOR C3MA map showing ANA position #2 emd_51524_additional_1.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 480 480 480 0 0 0 480 480 480 310.56 310.56 310.56 90.0 90.0 90.0 X Y Z -0.09026889 0.5300292 0.00016160407 0.011361958 0.647 0.647 0.647 AUTHOR C3MA map showing ANA position #1 emd_51524_additional_2.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 480 480 480 0 0 0 480 480 480 310.56 310.56 310.56 90.0 90.0 90.0 X Y Z -0.7133572 0.9096152 0.00023820682 0.10263621 0.647 0.647 0.647 AUTHOR C3MA map showing ANA position #1 half B emd_51524_additional_3.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 480 480 480 0 0 0 480 480 480 310.56 310.56 310.56 90.0 90.0 90.0 X Y Z -0.6696565 0.82579404 0.00022234733 0.10468956 0.647 0.647 0.647 AUTHOR C3MA map showing ANA position #1 half A emd_51524_additional_4.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 480 480 480 0 0 0 480 480 480 310.56 310.56 310.56 90.0 90.0 90.0 X Y Z -0.6252316 0.86691797 0.00015762572 0.09898186 0.647 0.647 0.647 AUTHOR C3MA map showing ANA position #3 half A emd_51524_additional_5.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 480 480 480 0 0 0 480 480 480 310.56 310.56 310.56 90.0 90.0 90.0 X Y Z -0.11384144 0.5241354 0.00008635953 0.01119247 0.647 0.647 0.647 AUTHOR C3MA map showing ANA position #3 emd_51524_additional_6.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 480 480 480 0 0 0 480 480 480 310.56 310.56 310.56 90.0 90.0 90.0 X Y Z -0.6839135 1.0019971 0.0001566262 0.09961774 0.647 0.647 0.647 AUTHOR C3MA map showing ANA position #3 half B emd_51524_half_map_1.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 480 480 480 0 0 0 480 480 480 310.56 310.56 310.56 90.0 90.0 90.0 X Y Z -0.61207914 0.70580614 0.0003117595 0.093741596 0.647 0.647 0.647 AUTHOR C3MA map showing ANA position #2 half B emd_51524_half_map_2.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 480 480 480 0 0 0 480 480 480 310.56 310.56 310.56 90.0 90.0 90.0 X Y Z -0.6130601 0.66718847 0.0003382374 0.09789549 0.647 0.647 0.647 AUTHOR C3MA map showing ANA position #2 half A