9ZP2 | pdb_00009zp2

E. coli RNA polymerase elongation complex containing the unnatural dP:Z*TP base pair in a trigger-loop-open conformation (b)

Changes made to a PDB entry after its initial release are considered to be either “major” or “minor”. The latest minor version of each major version is available as a file download. More information about the PDB versioning is available.

Version Number	Version Date	Version Type/Reason	Version Change	Revised CIF Category
1.0	2026-07-29	Initial release
1.1	2026-09-02		Data collection, Database references, Structure summary	audit_author, citation_author, em_admin, em_author_list, pdbx_contact_author, struct
1.2	2026-09-16		Data collection, Database references	citation, citation_author, em_admin	Download

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RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.