1CS1	Lyase	date	Sep 23, 1998
title	Cystathionine Gamma-Synthase (Cgs) From Escherichia Coli
authors	T.Clausen, A.Messerschmidt
compound		source
Molecule: Protein (Cystathionine Gamma-Synthase) Chain: A, B, C, D Synonym: Cgs Ec: 4.2.99.9 Engineered: Yes Other_details: Plp Bound As Cofactor To Lys 198		Organism_scientific: Escherichia Coli Organism_taxid: 562 Strain: Dh5 Gene: Metb Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21de3 Expression_system_vector: Pet22b
symmetry	Space Group: C 1 2 1	R_factor 0.200 R_Free 0.255
crystal cell	length a length b length c angle alpha angle beta angle gamma 160.040 61.300 153.840 90.00 104.18 90.00
method	X-Ray Diffraction	resolution	1.50 Å
ligand	DHD, LLP	enzyme	Lyase E.C.4.2.99.9 BRENDA
Gene Ontology	Chain Function Process Component A, D, C, B
Primary reference	Crystal structure of Escherichia coli cystathionine gamma-synthase at 1.5 A resolution., Clausen T, Huber R, Prade L, Wahl MC, Messerschmidt A, EMBO J 1998 Dec 1;17(23):6827-38. PMID:9843488

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (262 Kb) [Save to disk] Biological Unit Coordinates (1cs1.pdb1.gz) 256 Kb LPC: Ligand-Protein Contacts for 1CS1 CSU: Contacts of Structural Units for 1CS1 Likely Quarternary Molecular Structure file(s) for 1CS1 Structure Factors (2039 Kb) Retrieve 1CS1 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1CS1 from S2C, [Save to disk] Re-refined 1cs1 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1CS1 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 1CS1

Ramachandran plot from PDBSum

Structure-derived information

Conformational Epitope Prediction for 1CS1 1CS1A 1CS1B 1CS1C 1CS1D 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 1CS1, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1cs1a_, region A [Jmol] [rasmolscript] [script source]     - Domain d1cs1b_, region B [Jmol] [rasmolscript] [script source]     - Domain d1cs1c_, region C [Jmol] [rasmolscript] [script source]     - Domain d1cs1d_, region D [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: [1cs1_C] [1cs1_D] [1cs1_B] [1cs1_A] [1cs1] SWISS-PROT database: [P00935] Domain organization of [METB_ECOLI] by SWISSPFAM

Other resources with information on 1CS1

Community annotation for 1CS1 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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