Cryo-EM model of E. coli aspartate transcarbamoylase in the ligand-free T-state

2026-05-27 REL RCSB INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY DATABASE_REFERENCES citation citation_author em_admin _citation.journal_volume _citation_author.identifier_ORCID _em_admin.last_update EXPERIMENTAL_SUMMARY citation citation_author em_admin _citation.journal_volume _citation_author.identifier_ORCID _em_admin.last_update RCSB RCSB 2024-11-19 2026-04-15 2026-04-15 2026-05-27 National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS) R35 GM124847 United States National Science Foundation (NSF, United States) DMR-1719875 United States Cryo-EM model of E. coli aspartate transcarbamoylase in the ligand-free T-state Miller RC Ando N Complex, Allostery, ATCase, T-state, CYTOSOLIC PROTEIN Miller RC Patterson MG Bhatt N Pei X Ando N Cooperativity in E. coli aspartate transcarbamoylase is tuned by allosteric breathing. Nat Commun UK 17 2026 41862478 doi:10.1038/s41467-026-70909-y 2041-1723 EMD-47957 other EM volume EMD-47959 other EM volume EMD-47966 other EM volume EMD-47958 other EM volume EMD-47960 other EM volume EMD-47961 other EM volume EMD-47963 other EM volume EMD-47964 other EM volume EMD-47965 other EM volume 9eek FULLOVERLAP EMDB EMD-47957 other EM volume EMDB EMD-47959 other EM volume EMDB EMD-47966 other EM volume EMDB EMD-47958 other EM volume EMDB EMD-47960 other EM volume EMDB EMD-47961 other EM volume EMDB EMD-47963 other EM volume EMDB EMD-47964 other EM volume EMDB EMD-47965 other EM volume EMDB EMD-47956 associated EM volume

PDB 9EEL unspecified PDB 9EEN unspecified PDB 9EEU unspecified PDB 9EEM unspecified PDB 9EEO unspecified PDB 9EEP unspecified PDB 9EEQ unspecified PDB 9EER unspecified PDB 9EES unspecified PDB 9EEJ unspecified PDB 9EEH unspecified Heterododecameric aspartate transcarbamoylase Heterododecameric aspartate transcarbamoylase 0 1 2

Prepared in 40 mM Tris, 15 mM MgCl2, 1 mM TCEP, pH 7.5

Escherichia coli Aspartate carbamoyltransferase regulatory chain Escherichia coli 0.017143625 6 Escherichia coli LEVO MTHDNKLQVEAIKRGTVIDHIPAQIGFKLLSLFKLTETDQRITIGLNLPSGEMGRKDLIKIENTFLSEDQVDQLALYAPQ ATVNRIDNYEVVGKSRPSLPERIDNVLVCPNSNCISHAEPVSSSFAVRKRANDIALKCKYCEKEFSHNVVLAN C3SF57 Aspartate carbamoyltransferase Escherichia coli 0.034337105 6 Escherichia coli LEVO ANPLYQKHIISINDLSRDDLNLVLATAAKLKANPQPELLKHKVIASCFFEASTRTRLSFETSMHRLGASVVGFSDSANTS LGKKGETLADTISVISTYVDAIVMRHPQEGAARLATEFSGNVPVLNAGDGSNQHPTQTLLDLFTIQETQGRLDNLHVAMV GDLKYGRTVHSLTQALAKFDGNRFYFIAPDALAMPQYILDMLDEKGIAWSLHSSIEEVMAEVDILYMTRVQKERLDPSEY ANVKAQFVLRASDLHNAKANMKVLHPLPRVDEIATDVDKTPHAWYFQQAGNGIFARQALLALVLNRDLVL C3SF53 2.1.3.2 ZINC ION 6.5409e-05 6 ZN singleParticle particle 7.5 40.0 C4H11NO3 Tris(hydroxymethyl)aminomethane hydrochloride 15.0 MgCl2 Magnesium chloride 1.0 C9H15O6P Tris(2-carboxyethyl)phosphine Quantifoil R1.2/1.3 COPPER 300 CARBON HOLEY GLOW DISCHARGE

Mention GO.

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