7K0B

The internal aldimine form of Salmonella typhimurium Tryptophan Synthase mutant beta-Q114A with cesium ion at the metal coordination site. A random beta-P270L mutation was inserted during PCR step


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.57 Å
  • R-Value Free: 0.236 
  • R-Value Work: 0.199 
  • R-Value Observed: 0.201 

Starting Model: experimental
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wwPDB Validation   3D Report Full Report


Ligand Structure Quality Assessment 


This is version 1.1 of the entry. See complete history


Literature

The internal aldimine form of Salmonella typhimurium Tryptophan Synthase mutant beta-Q114A with cesium ion at the metal coordination site. A random beta-P270L mutation was inserted during PCR step.

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

To be published.

Macromolecules
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Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
Tryptophan synthase alpha chain268Salmonella enterica subsp. enterica serovar Typhimurium str. LT2Mutation(s): 0 
Gene Names: trpASTM1727
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 Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP00929
Sequence Annotations
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  • Reference Sequence
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Entity ID: 2
MoleculeChains Sequence LengthOrganismDetailsImage
Tryptophan synthase beta chain397Salmonella enterica subsp. enterica serovar Typhimurium str. LT2Mutation(s): 2 
Gene Names: trpBSTM1726
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 Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP0A2K1
Sequence Annotations
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  • Reference Sequence
Small Molecules
Ligands 9 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
PLP (Subject of Investigation/LOI)
Query on PLP

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Q [auth B]PYRIDOXAL-5'-PHOSPHATE
C8 H10 N O6 P
NGVDGCNFYWLIFO-UHFFFAOYSA-N
BCN
Query on BCN

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W [auth B]BICINE
C6 H13 N O4
FSVCELGFZIQNCK-UHFFFAOYSA-N
CS
Query on CS

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IA [auth B],
JA [auth B]
CESIUM ION
Cs
NCMHKCKGHRPLCM-UHFFFAOYSA-N
PEG
Query on PEG

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H [auth A]DI(HYDROXYETHYL)ETHER
C4 H10 O3
MTHSVFCYNBDYFN-UHFFFAOYSA-N
SER
Query on SER

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E [auth A]SERINE
C3 H7 N O3
MTCFGRXMJLQNBG-REOHCLBHSA-N
GOL
Query on GOL

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U [auth B]GLYCEROL
C3 H8 O3
PEDCQBHIVMGVHV-UHFFFAOYSA-N
DMS
Query on DMS

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AA [auth B]
BA [auth B]
CA [auth B]
DA [auth B]
EA [auth B]
AA [auth B],
BA [auth B],
CA [auth B],
DA [auth B],
EA [auth B],
FA [auth B],
GA [auth B],
HA [auth B],
I [auth A],
J [auth A],
K [auth A],
L [auth A],
M [auth A],
N [auth A],
X [auth B],
Y [auth B],
Z [auth B]
DIMETHYL SULFOXIDE
C2 H6 O S
IAZDPXIOMUYVGZ-UHFFFAOYSA-N
EDO
Query on EDO

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C [auth A]
D [auth A]
F [auth A]
G [auth A]
R [auth B]
C [auth A],
D [auth A],
F [auth A],
G [auth A],
R [auth B],
S [auth B],
T [auth B],
V [auth B]
1,2-ETHANEDIOL
C2 H6 O2
LYCAIKOWRPUZTN-UHFFFAOYSA-N
CL
Query on CL

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KA [auth B]
LA [auth B]
MA [auth B]
NA [auth B]
O [auth A]
KA [auth B],
LA [auth B],
MA [auth B],
NA [auth B],
O [auth A],
OA [auth B],
P [auth A]
CHLORIDE ION
Cl
VEXZGXHMUGYJMC-UHFFFAOYSA-M
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.57 Å
  • R-Value Free: 0.236 
  • R-Value Work: 0.199 
  • R-Value Observed: 0.201 
  • Space Group: C 1 2 1
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 182.939α = 90
b = 58.379β = 94.63
c = 67.199γ = 90
Software Package:
Software NamePurpose
XDSdata reduction
SCALAdata scaling
MOLREPphasing
DMphasing
REFMACrefinement
PDB_EXTRACTdata extraction

Structure Validation

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Ligand Structure Quality Assessment 


Entry History & Funding Information

Deposition Data


Funding OrganizationLocationGrant Number
National Institutes of Health/National Human Genome Research Institute (NIH/NHGRI)United StatesGM097569

Revision History  (Full details and data files)

  • Version 1.0: 2021-09-22
    Type: Initial release
  • Version 1.1: 2023-10-18
    Changes: Data collection, Refinement description