6C73

Tryptophan synthase Q114A mutant (internal aldimine state) in complex with N-(4'-trifluoromethoxybenzenesulfonyl)-2-amino-1-ethylphosphate (F9F) with cesium ion bound in the metal coordination site

PDB DOI: https://doi.org/10.2210/pdb6C73/pdb

Classification: LYASE
Organism(s): Salmonella enterica subsp. enterica serovar Typhimurium
Expression System: Escherichia coli
Mutation(s): Yes

Deposited: 2018-01-19 Released: 2019-01-23
Deposition Author(s): Hilario, E., Dunn, M.F., Mueller, L.J., Fan, L.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.65 Å
R-Value Free: 0.183
R-Value Work: 0.138
R-Value Observed: 0.141

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

Ligand Structure Quality Assessment

This is version 1.4 of the entry. See complete history.

Literature

Tryptophan synthase Q114A mutant (internal aldimine state) in complex with N-(4'-trifluoromethoxybenzenesulfonyl)-2-amino-1-ethylphosphate (F9F) with cesium ion bound in the metal coordination site.

Hilario, E., Dunn, M.F., Mueller, L.J., Fan, L.

To be published.

Macromolecule Content

Total Structure Weight: 74.47 kDa
Atom Count: 6,380
Modelled Residue Count: 663
Deposited Residue Count: 663
Unique protein chains: 2

Macromolecules

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(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Tryptophan synthase alpha chain	A	268	Salmonella enterica subsp. enterica serovar Typhimurium	Mutation(s): 0 Gene Names: trpA, STM1727 EC: 4.2.1.20
UniProt
Find proteins for P00929 (Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720)) Explore P00929 Go to UniProtKB: P00929
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P00929
Sequence Annotations Expand
Reference Sequence

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(by identity cutoff) | 3D Structure

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Tryptophan synthase beta chain	B	395	Salmonella enterica subsp. enterica serovar Typhimurium	Mutation(s): 1 Gene Names: trpB, STM1726 EC: 4.2.1.20
UniProt
Find proteins for P0A2K1 (Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720)) Explore P0A2K1 Go to UniProtKB: P0A2K1
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P0A2K1
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 7 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
F9F Query on F9F Download Ideal Coordinates CCD File SDF format, chain L [auth A] MOL2 format, chain L [auth A] mmCIF format, chain L [auth A]	L [auth A]	2-({[4-(TRIFLUOROMETHOXY)PHENYL]SULFONYL}AMINO)ETHYL DIHYDROGEN PHOSPHATE C₉ H₁₁ F₃ N O₇ P S JDDKDMFCTOZVCJ-UHFFFAOYSA-N		Interactions Focus chain L [auth A] Interactions & Density Focus chain L [auth A]
PLP Query on PLP Download Ideal Coordinates CCD File SDF format, chain P [auth B] MOL2 format, chain P [auth B] mmCIF format, chain P [auth B]	P [auth B]	PYRIDOXAL-5'-PHOSPHATE C₈ H₁₀ N O₆ P NGVDGCNFYWLIFO-UHFFFAOYSA-N		Interactions Focus chain P [auth B] Interactions & Density Focus chain P [auth B]
CS Query on CS Download Ideal Coordinates CCD File SDF format, chain FA [auth B] SDF format, chain GA [auth B] SDF format, chain HA [auth B] SDF format, chain O [auth A] MOL2 format, chain FA [auth B] MOL2 format, chain GA [auth B] MOL2 format, chain HA [auth B] MOL2 format, chain O [auth A] mmCIF format, chain FA [auth B] mmCIF format, chain GA [auth B] mmCIF format, chain HA [auth B] mmCIF format, chain O [auth A]	FA [auth B], GA [auth B], HA [auth B], O [auth A]	CESIUM ION Cs NCMHKCKGHRPLCM-UHFFFAOYSA-N		Interactions Focus chain FA [auth B] Focus chain GA [auth B] Focus chain HA [auth B] Focus chain O [auth A] Interactions & Density Focus chain FA [auth B] Focus chain GA [auth B] Focus chain HA [auth B] Focus chain O [auth A]
PEG Query on PEG Download Ideal Coordinates CCD File SDF format, chain M [auth A] MOL2 format, chain M [auth A] mmCIF format, chain M [auth A]	M [auth A]	DI(HYDROXYETHYL)ETHER C₄ H₁₀ O₃ MTHSVFCYNBDYFN-UHFFFAOYSA-N		Interactions Focus chain M [auth A] Interactions & Density Focus chain M [auth A]
DMS Query on DMS Download Ideal Coordinates CCD File SDF format, chain AA [auth B] SDF format, chain D [auth A] SDF format, chain E [auth A] SDF format, chain G [auth A] SDF format, chain H [auth A] SDF format, chain I [auth A] SDF format, chain J [auth A] SDF format, chain K [auth A] SDF format, chain Q [auth B] SDF format, chain R [auth B] SDF format, chain U [auth B] SDF format, chain V [auth B] SDF format, chain W [auth B] SDF format, chain X [auth B] SDF format, chain Z [auth B] SDF format, chain C [auth A] SDF format, chain F [auth A] SDF format, chain S [auth B] SDF format, chain T [auth B] SDF format, chain Y [auth B] MOL2 format, chain AA [auth B] MOL2 format, chain D [auth A] MOL2 format, chain E [auth A] MOL2 format, chain G [auth A] MOL2 format, chain H [auth A] MOL2 format, chain I [auth A] MOL2 format, chain J [auth A] MOL2 format, chain K [auth A] MOL2 format, chain Q [auth B] MOL2 format, chain R [auth B] MOL2 format, chain U [auth B] MOL2 format, chain V [auth B] MOL2 format, chain W [auth B] MOL2 format, chain X [auth B] MOL2 format, chain Z [auth B] MOL2 format, chain C [auth A] MOL2 format, chain F [auth A] MOL2 format, chain S [auth B] MOL2 format, chain T [auth B] MOL2 format, chain Y [auth B] mmCIF format, chain AA [auth B] mmCIF format, chain D [auth A] mmCIF format, chain E [auth A] mmCIF format, chain G [auth A] mmCIF format, chain H [auth A] mmCIF format, chain I [auth A] mmCIF format, chain J [auth A] mmCIF format, chain K [auth A] mmCIF format, chain Q [auth B] mmCIF format, chain R [auth B] mmCIF format, chain U [auth B] mmCIF format, chain V [auth B] mmCIF format, chain W [auth B] mmCIF format, chain X [auth B] mmCIF format, chain Z [auth B] mmCIF format, chain C [auth A] mmCIF format, chain F [auth A] mmCIF format, chain S [auth B] mmCIF format, chain T [auth B] mmCIF format, chain Y [auth B]	AA [auth B] C [auth A] D [auth A] E [auth A] F [auth A] AA [auth B], C [auth A], D [auth A], E [auth A], F [auth A], G [auth A], H [auth A], I [auth A], J [auth A], K [auth A], Q [auth B], R [auth B], S [auth B], T [auth B], U [auth B], V [auth B], W [auth B], X [auth B], Y [auth B], Z [auth B]	DIMETHYL SULFOXIDE C₂ H₆ O S IAZDPXIOMUYVGZ-UHFFFAOYSA-N		Interactions Focus chain AA [auth B] Focus chain C [auth A] Focus chain D [auth A] Focus chain E [auth A] Focus chain F [auth A] Focus chain G [auth A] Focus chain H [auth A] Focus chain I [auth A] Focus chain J [auth A] Focus chain K [auth A] Focus chain Q [auth B] Focus chain R [auth B] Focus chain S [auth B] Focus chain T [auth B] Focus chain U [auth B] Focus chain V [auth B] Focus chain W [auth B] Focus chain X [auth B] Focus chain Y [auth B] Focus chain Z [auth B] Interactions & Density Focus chain AA [auth B] Focus chain C [auth A] Focus chain D [auth A] Focus chain E [auth A] Focus chain F [auth A] Focus chain G [auth A] Focus chain H [auth A] Focus chain I [auth A] Focus chain J [auth A] Focus chain K [auth A] Focus chain Q [auth B] Focus chain R [auth B] Focus chain S [auth B] Focus chain T [auth B] Focus chain U [auth B] Focus chain V [auth B] Focus chain W [auth B] Focus chain X [auth B] Focus chain Y [auth B] Focus chain Z [auth B]
EDO Query on EDO Download Ideal Coordinates CCD File SDF format, chain BA [auth B] SDF format, chain EA [auth B] SDF format, chain N [auth A] SDF format, chain CA [auth B] SDF format, chain DA [auth B] MOL2 format, chain BA [auth B] MOL2 format, chain EA [auth B] MOL2 format, chain N [auth A] MOL2 format, chain CA [auth B] MOL2 format, chain DA [auth B] mmCIF format, chain BA [auth B] mmCIF format, chain EA [auth B] mmCIF format, chain N [auth A] mmCIF format, chain CA [auth B] mmCIF format, chain DA [auth B]	BA [auth B], CA [auth B], DA [auth B], EA [auth B], N [auth A]	1,2-ETHANEDIOL C₂ H₆ O₂ LYCAIKOWRPUZTN-UHFFFAOYSA-N		Interactions Focus chain BA [auth B] Focus chain CA [auth B] Focus chain DA [auth B] Focus chain EA [auth B] Focus chain N [auth A] Interactions & Density Focus chain BA [auth B] Focus chain CA [auth B] Focus chain DA [auth B] Focus chain EA [auth B] Focus chain N [auth A]
CL Query on CL Download Ideal Coordinates CCD File SDF format, chain IA [auth B] MOL2 format, chain IA [auth B] mmCIF format, chain IA [auth B]	IA [auth B]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M		Interactions Focus chain IA [auth B] Interactions & Density Focus chain IA [auth B]

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 1.65 Å
R-Value Free: 0.183
R-Value Work: 0.138
R-Value Observed: 0.141
Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 181.609	α = 90
b = 58.98	β = 94.4
c = 67.15	γ = 90

Software Package:

Software Name	Purpose
SCALA	data scaling
MOLREP	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
iMOSFLM	data reduction

Structure Validation

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Ligand Structure Quality Assessment

Entry History

Deposition Data

Released Date: 2019-01-23

Deposition Author(s):

Revision History (Full details and data files)

Version 1.0: 2019-01-23
Type: Initial release
Version 1.1: 2019-02-20
Changes: Author supporting evidence, Data collection
Version 1.2: 2019-11-27
Changes: Author supporting evidence
Version 1.3: 2021-09-29
Changes: Database references, Derived calculations
Version 1.4: 2023-10-04
Changes: Data collection, Refinement description