2025-10-01 REL PDBe INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY EXPERIMENTAL_SUMMARY em_admin em_software _em_admin.last_update _em_software.name EXPERIMENTAL_SUMMARY em_admin _em_admin.last_update DERIVED_CALCULATIONS em_admin pdbx_validate_close_contact struct_conn _em_admin.last_update PDBe PDBe 2022-04-13 2022-07-20 2022-07-20 2025-10-01 Agence Nationale de la Recherche (ANR) France Cryo-EM structure of aIF1A:aIF5B:Met-tRNAiMet complex from a Pyrococcus abyssi 30S initiation complex Coureux PD Bourgeois G Mechulam Y Schmitt E Kazan R Initiation complex, translation initiation, small ribosomal subunit, aIF5b, TRANSLATION Kazan R Bourgeois G Lazennec-Schurdevin C Larquet E Mechulam Y Coureux PD Schmitt E Role of aIF5B in archaeal translation initiation. Nucleic Acids Res. UK 50 6532 6548 2022 35694843 doi:10.1093/nar/gkac490 1362-4962 0389 NARHAD 7zki FULLOVERLAP PDB 7ZAH unspecified EMDB EMD-14763 associated EM volume
Cryo-EM structure of aIF1A:aIF5B:Met-tRNAiMet complex from a Pyrococcus abyssi 30S initiation complex
 tRNA-aIF5B-aIF1A moiety of a Pyrococcus abyssi translation initiation complex with 30S ribosomal subunit,tRNA, mRNA and initiation factors 1A and 5B. tRNA-aIF5B-aIF1A moiety of a Pyrococcus abyssi translation initiation complex with 30S ribosomal subunit,tRNA, mRNA and initiation factors 1A and 5B. 0 1 2 3 tRNA-Met 1 1 Escherichia coli Translation initiation factor 1A and Probable translation initiation factor IF-2 1 2 3 Pyrococcus abyssi GE5 Met-tRNAiMet Escherichia coli 0.024833903999999997 1 AGCGGGG(4SU)GGAGCAGCCUGG(H2U)AGCUCGUCGGG(OMC)UCAUAACCCGAAGAUCGUCGG(5MU)(PSU)CAAA UCCGGCCCCCGCUACCA CP026027.1 Translation initiation factor 1A Pyrococcus abyssi GE5 GE5 / Orsay 0.015336709 1 Escherichia coli LEVO MGSSSHHHHHHSSGLVPRGSHMPKKERKVEGDEVIRVPLPEGNQLFGVVEQALGAGWMDVRCEDGKIRRCRIPGKLRRRV WIRVGDLVIVQPWPVQSDKRGDIVYRYTQTQVDWLLRKGKITQEFLTGGSLLVE Q9V138 Translation initiation factor 5B Pyrococcus abyssi GE5 GE5 / Orsay 0.069122945 1 Escherichia coli LEVO MGSSHHHHHHSSGLVPRGSHMMTKRIRQPIIAVLGHVDHGKTTLLDRIRKTNVAAKEAGGITQHIGATEVPIEVVKKIAG PLIKLWKAEIKLPGLLFIDTPGHEAFTSLRARGGSLADLAVLVVDINEGFQPQTIESIEILRKYRTPFVVAANKIDRIKG WVIEEDEPFLMNIKKQDQRAVQELETKLWELIGKFYEFGFQANRFDRVQNFTRELAIVPISAKYGIGIAELLVLIAGLSQ RYLEEKLKIEVEGPARGTILEVREEPGLGHTIDVIIYDGTLHKDDTIVVGGKDKAIVTKIRALLKPKPLDEIRDPRFRFD YVDEVTAAAGVKIAAPGLEEALAGSPVIAAPTPEDVEKAKQEILEQIERVVISTDKVGVIVKADTLGSLEALSKELQEKE IPIRKADVGNVSKTDVMEALSVKEEEPKYGVILGFNVKVNEDAEEVAKAKDVKIFVGNVIYKLIEDYEEWVKEEEEKKKR ELLSKVTFPGVIRLYPDERYVFRRSNPAIVGIEVIEGRIKPGVTLIKQNGQKVGVIRSIKSRDEFLQEAKKGQAVAIAIE GAIVGRHIHPGETLYVDLSRDDAITLLKHLRDTLEDTDIKALKMIAKVKAKEDPFWRAI A0A3P7EHT1 Q9UZK7 Q9UZK7 METHIONINE 0.000149211 1 MET PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER 0.000522196 1 GNP MAGNESIUM ION 2.4305e-05 1 MG singleParticle particle 6.7 Quantifoil R2/1 COPPER CARBON CONTINUOUS 2.0 ETHANE TFS KRIOS FLOOD BEAM BRIGHT FIELD FIELD EMISSION GUN 300 0.8 2.5 FEI TITAN KRIOS AUTOGRID HOLDER GATAN K3 BIOQUANTUM (6k x 4k) 39.0 1 2000000 PHASE FLIPPING AND AMPLITUDE CORRECTION 7YZN 3.6 FSC 0.143 CUT-OFF
Resolution calculated by the post-processing procedure in Relion.
37000 ANGULAR RECONSTITUTION MAXIMUM LIKELIHOOD emd_14763.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 432 432 432 0 0 0 432 432 432 371.52002 371.52002 371.52002 90.0 90.0 90.0 X Y Z -0.02421813 0.07090903 -0.00009843442 0.0018164722 0.8600001 0.8600001 0.8600001 0.012 AUTHOR emd_14763_additional_1.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 432 432 432 0 0 0 432 432 432 371.52002 371.52002 371.52002 90.0 90.0 90.0 X Y Z -0.009067024 0.03927546 -0.00009838016 0.0008770921 0.8600001 0.8600001 0.8600001 AUTHOR Not sharpened map emd_14763_half_map_1.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 432 432 432 0 0 0 432 432 432 371.52002 371.52002 371.52002 90.0 90.0 90.0 X Y Z -0.049309034 0.06771806 -0.00009861561 0.002669682 0.8600001 0.8600001 0.8600001 AUTHOR emd_14763_half_map_2.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 432 432 432 0 0 0 432 432 432 371.52002 371.52002 371.52002 90.0 90.0 90.0 X Y Z -0.043032512 0.07015904 -0.00009825324 0.0026537238 0.8600001 0.8600001 0.8600001 AUTHOR