3TBI | pdb_00003tbi

Crystal structure of T4 gp33 bound to E. coli RNAP beta-flap domain

PDB DOI: https://doi.org/10.2210/pdb3TBI/pdb

Classification: TRANSCRIPTION
Organism(s): Tequatrovirus T4, Escherichia coli
Expression System: Escherichia coli BL21(DE3)
Mutation(s): No

Deposited: 2011-08-06 Released: 2011-11-23
Deposition Author(s): Twist, K.A.F., Campbell, E.A., Darst, S.A.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 3.00 Å
R-Value Free:
0.295 (Depositor), 0.292 (DCC)
R-Value Work:
0.251 (Depositor), 0.257 (DCC)
R-Value Observed:
0.253 (Depositor)

wwPDB Validation 3D Report Full Report

Validation slider image for 3TBI

This is version 1.1 of the entry. See complete history.

Literature

Crystal structure of T4 gp33 bound to E. coli RNAP beta-flap domain

Twist, K.A.F., Campbell, E.A., Darst, S.A., Geiduschek, E.P., Hochschild, A., Deighan, P.

To be published.

Macromolecule Content

Total Structure Weight: 38.65 kDa
Atom Count: 2,331
Modeled Residue Count: 299
Deposited Residue Count: 343
Unique protein chains: 2

Macromolecules

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Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
RNA polymerase-associated protein Gp33	A	115	Tequatrovirus T4	Mutation(s): 0 Gene Names: 33, gp33
UniProt
Find proteins for P13338 (Enterobacteria phage T4) Explore P13338 Go to UniProtKB: P13338
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	P13338
Sequence Annotations Expand
Reference Sequence

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Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
DNA-directed RNA polymerase subunit beta	B	228	Escherichia coli	Mutation(s): 0 Gene Names: b3987, groN, JW3950, nitB, rif, ron, rpoB, stl, stv, tabD EC: 2.7.7.6
UniProt
Find proteins for P0A8V2 (Escherichia coli (strain K12)) Explore P0A8V2 Go to UniProtKB: P0A8V2
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	P0A8V2
Sequence Annotations Expand
Reference Sequence

Small Molecules

Modified Residues 1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE Query on MSE	A	L-PEPTIDE LINKING	C₅ H₁₁ N O₂ Se		MET

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 3.00 Å
R-Value Free: 0.295 (Depositor), 0.292 (DCC)
R-Value Work: 0.251 (Depositor), 0.257 (DCC)
R-Value Observed: 0.253 (Depositor)

Space Group: I 2 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 55.218	α = 90
b = 112.25	β = 90
c = 164.847	γ = 90

Software Package:

Software Name	Purpose
HKL-2000	data collection
SnB	phasing
REFMAC	refinement
HKL-2000	data reduction
SCALA	data scaling

Structure Validation

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Entry History

Deposition Data

Released Date: 2011-11-23

Deposition Author(s):

Revision History (Full details and data files)

Version 1.0: 2011-11-23
Type: Initial release
Version 1.1: 2024-11-27
Changes: Data collection, Database references, Derived calculations, Structure summary

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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.