1TMJ	Transferase	date	Jun 10, 2004
title	Crystal Structure Of E.Coli Apo-Hppk(W89a) At 1.45 Angstrom
authors	J.Blaszczyk, X.Ji
compound		source
Molecule: 2-Amino-4-Hydroxy-6-Hydroxymethyldihydropteridine Pyrophosphokinase; Chain: A Synonym: 7,8-Dihydro-6-Hydroxymethylpterin-Pyrophosphokinas 6-Hydroxymethyl-7,8-Dihydropterin Pyrophosphokinase, Pppk; Ec: 2.7.6.3 Engineered: Yes Mutation: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 562 Gene: Folk, B0142 Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet17b
symmetry	Space Group: P 1 21 1	R_factor R_Free
crystal cell	length a length b length c angle alpha angle beta angle gamma 36.132 46.570 43.365 90.00 110.36 90.00
method	X-Ray Diffraction	resolution	1.45 Å
ligand	CL, MG	enzyme	Transferase E.C.2.7.6.3 BRENDA
related structures	by homologous chain: 1RU1, 1RU2
Gene Ontology	Chain Function Process Component A
Primary reference	Is the Critical Role of Loop 3 of Escherichia coli 6-Hydroxymethyl-7,8-dihydropterin Pyrophosphokinase in Catalysis Due to Loop-3 Residues Arginine-84 and Tryptophan-89? Site-Directed Mutagenesis, Biochemical, and Crystallographic Studies(,)., Li Y, Blaszczyk J, Wu Y, Shi G, Ji X, Yan H, Biochemistry 2005 Jun 21;44(24):8590-9. PMID:15952765

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (66 Kb) [Save to disk] Biological Unit Coordinates (1tmj.pdb1.gz) 61 Kb LPC: Ligand-Protein Contacts for 1TMJ CSU: Contacts of Structural Units for 1TMJ Likely Quarternary Molecular Structure file(s) for 1TMJ Structure Factors (331 Kb) Retrieve 1TMJ in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1TMJ from S2C, [Save to disk] Re-refined 1tmj structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1TMJ 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 1TMJ

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1TMJ, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1tmj_A] [1tmj] SWISS-PROT database: [P26281] Domain organization of [HPPK_ECOLI] by SWISSPFAM

Other resources with information on 1TMJ

Community annotation for 1TMJ 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

---