1Q9S Transferase date Aug 25, 2003
title Crystal Structure Of Riboflavin Kinase With Ternary Product Complex
authors S.Karthikeyan, Q.Zhou, A.L.Osterman, H.Zhang
compound source
Molecule: Hypothetical Protein Flj11149
Chain: A
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Flj11149
Expression_system: Escherichia Coli Bl21
Expression_system_taxid: 511693
Expression_system_strain: Bl21
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pproex-Hta
symmetry Space Group: C 2 2 21
R_factor 0.199 R_Free 0.260
length a length b length c angle alpha angle beta angle gamma
76.312 118.789 37.979 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.42 Å
ligand ADP, FMN, MG enzyme Transferase E.C. BRENDA
related structures by homologous chain: 1P4M

Primary referenceLigand binding-induced conformational changes in riboflavin kinase: structural basis for the ordered mechanism., Karthikeyan S, Zhou Q, Osterman AL, Zhang H, Biochemistry 2003 Nov 4;42(43):12532-8. PMID:14580199
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (33 Kb) [Save to disk]
  • Biological Unit Coordinates (1q9s.pdb1.gz) 28 Kb
  • LPC: Ligand-Protein Contacts for 1Q9S
  • CSU: Contacts of Structural Units for 1Q9S
  • Likely Quarternary Molecular Structure file(s) for 1Q9S
  • Structure Factors (55 Kb)
  • Retrieve 1Q9S in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1Q9S from S2C, [Save to disk]
  • Re-refined 1q9s structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1Q9S 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 1Q9S
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Electron Density related parameters from EDS Electron Density Server, at Upsala
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 1Q9S, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1q9sa_, region A [Jmol] [rasmolscript] [script source]
  • Fold representative 1q9s from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1q9s] [1q9s_A]
  • SWISS-PROT database: [Q969G6]
  • Domain organization of [RIFK_HUMAN] by SWISSPFAM
  • Domain found in 1Q9S: [Flavokinase ] by SMART
  • Other resources with information on 1Q9S
  • Community annotation for 1Q9S at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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