8TRG

Structure of full-length LexA bound to a RecA filament

PDB DOI: https://doi.org/10.2210/pdb8TRG/pdb
EM Map EMD-41579: EMDB EMDataResource
NAKB: 8TRG

Classification: SIGNALING PROTEIN/DNA
Organism(s): Escherichia coli
Expression System: Escherichia coli, Escherichia coli BL21(DE3)
Mutation(s): Yes

Deposited: 2023-08-09 Released: 2023-11-15
Deposition Author(s): Cory, M.B., Li, A., Kohli, R.M.
Funding Organization(s): National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 2.93 Å
Aggregation State: FILAMENT
Reconstruction Method: HELICAL

wwPDB Validation 3D Report Full Report

This is version 1.0 of the entry. See complete history.

Literature

The LexA-RecA* structure reveals a lock-and-key mechanism for SOS activation

Cory, M.B., Li, A., Hurley, C.M., Carman, P.J., Pumroy, R.A., Hostetler, Z.M., Venkatesh, Y., Gupta, K., Petersson, E.J., Kohli, R.M.

To be published.

Macromolecule Content

Total Structure Weight: 387.18 kDa
Atom Count: 22,866
Modelled Residue Count: 2,941
Deposited Residue Count: 3,469
Unique protein chains: 2
Unique nucleic acid chains: 1

Macromolecules

Find similar proteins by:

(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Protein RecA	A, B, C, D, E A, B, C, D, E, F, G, H	379	Escherichia coli	Mutation(s): 0 Gene Names: recA
UniProt
Find proteins for P0A7G6 (Escherichia coli (strain K12)) Explore P0A7G6 Go to UniProtKB: P0A7G6
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P0A7G6
Sequence Annotations Expand
Reference Sequence

Find similar proteins by:

(by identity cutoff) | 3D Structure

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
LexA repressor	I, J	205	Escherichia coli	Mutation(s): 1 Gene Names: lexA
UniProt
Find proteins for P0A7C2 (Escherichia coli (strain K12)) Explore P0A7C2 Go to UniProtKB: P0A7C2
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P0A7C2
Sequence Annotations Expand
Reference Sequence

Find similar nucleic acids by:

(by identity cutoff) | 3D Structure

Entity ID: 3
Molecule	Chains	Length	Organism	Image
DNA (27-MER)	K [auth L]	27	Escherichia coli
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
AGS Query on AGS Download Ideal Coordinates CCD File SDF format, chain L [auth A] SDF format, chain N [auth B] SDF format, chain P [auth C] SDF format, chain R [auth D] SDF format, chain T [auth E] SDF format, chain V [auth F] SDF format, chain X [auth G] SDF format, chain Z [auth H] MOL2 format, chain L [auth A] MOL2 format, chain N [auth B] MOL2 format, chain P [auth C] MOL2 format, chain R [auth D] MOL2 format, chain T [auth E] MOL2 format, chain V [auth F] MOL2 format, chain X [auth G] MOL2 format, chain Z [auth H]	L [auth A] N [auth B] P [auth C] R [auth D] T [auth E] L [auth A], N [auth B], P [auth C], R [auth D], T [auth E], V [auth F], X [auth G], Z [auth H]	PHOSPHOTHIOPHOSPHORIC ACID-ADENYLATE ESTER C₁₀ H₁₆ N₅ O₁₂ P₃ S NLTUCYMLOPLUHL-KQYNXXCUSA-N		Interactions Focus chain L [auth A] Focus chain N [auth B] Focus chain P [auth C] Focus chain R [auth D] Focus chain T [auth E] Focus chain V [auth F] Focus chain X [auth G] Focus chain Z [auth H] Interactions & Density Focus chain L [auth A] Focus chain N [auth B] Focus chain P [auth C] Focus chain R [auth D] Focus chain T [auth E] Focus chain V [auth F] Focus chain X [auth G] Focus chain Z [auth H]
MG Query on MG Download Ideal Coordinates CCD File SDF format, chain AA [auth H] SDF format, chain M [auth A] SDF format, chain O [auth B] SDF format, chain Q [auth C] SDF format, chain S [auth D] SDF format, chain U [auth E] SDF format, chain W [auth F] SDF format, chain Y [auth G] MOL2 format, chain AA [auth H] MOL2 format, chain M [auth A] MOL2 format, chain O [auth B] MOL2 format, chain Q [auth C] MOL2 format, chain S [auth D] MOL2 format, chain U [auth E] MOL2 format, chain W [auth F] MOL2 format, chain Y [auth G]	AA [auth H] M [auth A] O [auth B] Q [auth C] S [auth D] AA [auth H], M [auth A], O [auth B], Q [auth C], S [auth D], U [auth E], W [auth F], Y [auth G]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N		Interactions Focus chain AA [auth H] Focus chain M [auth A] Focus chain O [auth B] Focus chain Q [auth C] Focus chain S [auth D] Focus chain U [auth E] Focus chain W [auth F] Focus chain Y [auth G] Interactions & Density Focus chain AA [auth H] Focus chain M [auth A] Focus chain O [auth B] Focus chain Q [auth C] Focus chain S [auth D] Focus chain U [auth E] Focus chain W [auth F] Focus chain Y [auth G]