1KFC	Lyase	date	Nov 20, 2001
title	Crystal Structure Of Alphat183v Mutant Of Tryptophan Synthas Salmonella Typhimurium With Indole Propanol Phosphate
authors	V.Kulik, M.Weyand, R.Siedel, D.Niks, D.Arac, M.F.Dunn, I.Schlichti
compound		source
Molecule: Tryptophan Synthase Alpha Chain Chain: A Synonym: Trpa Ec: 4.2.1.20 Engineered: Yes Mutation: Yes		Organism_scientific: Salmonella Typhimurium Organism_taxid: 602 Expression_system: Escherichia Coli Expression_system_taxid: 562
Molecule: Tryptophan Synthase Beta Chain Chain: B Ec: 4.2.1.20 Engineered: Yes		Organism_scientific: Salmonella Typhimurium Organism_taxid: 99287 Strain: Lt2 Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: C 1 2 1	R_factor 0.195 R_Free 0.223
crystal cell	length a length b length c angle alpha angle beta angle gamma 181.419 60.343 66.991 90.00 94.56 90.00
method	X-Ray Diffraction	resolution	1.50 Å
ligand	IPL, NA, PLP	enzyme	Lyase E.C.4.2.1.20 BRENDA
related structures	by homologous chain: 1K3U, 1K8Y
Gene Ontology	Chain Function Process Component A B
Primary reference	On the role of alphaThr183 in the allosteric regulation and catalytic mechanism of tryptophan synthase., Kulik V, Weyand M, Seidel R, Niks D, Arac D, Dunn MF, Schlichting I, J Mol Biol 2002 Dec 6;324(4):677-90. PMID:12460570

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (114 Kb) [Save to disk] Biological Unit Coordinates (1kfc.pdb1.gz) 217 Kb LPC: Ligand-Protein Contacts for 1KFC CSU: Contacts of Structural Units for 1KFC Likely Quarternary Molecular Structure file(s) for 1KFC Structure Factors (931 Kb) Retrieve 1KFC in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1KFC from S2C, [Save to disk] Re-refined 1kfc structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1KFC in 3D

Proteopedia, because life has more than 2D. On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure. On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.

Visual 3D analysis of 1KFC

Ramachandran plot from PDBSum

Structure-derived information

Conformational Epitope Prediction for 1KFC 1KFCA 1KFCB from the CEP Server. Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1KFC, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1kfca_, region A [Jmol] [rasmolscript] [script source]     - Domain d1kfcb_, region B [Jmol] [rasmolscript] [script source] Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH Summaries and structural analyses of PDB data files from PDBSum Identification of Protein Pockets & Cavities at CASTp

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1kfc_A] [1kfc_B] [1kfc] SWISS-PROT database: [P00929] [P0A2K1] Domain organization of [TRPA_SALTY] [TRPB_SALTY] by SWISSPFAM

Other resources with information on 1KFC

Community annotation for 1KFC at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

Movements, Movies and Images

Images from IMB Jena Image Library of Biological Macromolecules.

You may enter another PDB ID code

Go [Back], to the [PDB Lite page], to the [OCA Search page] or to the [PDB Home page]

---

OCA© by Jaime Prilusky, 1996-2014,2022 Bioinformatics Unit Weizmann Institute of Science

---