2BIF	Transferase, Hydrolase	date	Oct 26, 1998
title	6-Phosphofructo-2-Kinasefructose-2,6-Bisphosphatase H256a M F6p In Phosphatase Active Site
authors	M.H.Yuen, C.A.Hasemann
compound		source
Molecule: Protein (6-Phosphofructo-2-Kinasefructose-2,6- Bisphosphatase); Chain: A, B Ec: 2.7.1.105, 3.1.3.46 Engineered: Yes Mutation: Yes Other_details: Bifunctional Enzyme, Also Is Ec 3.1.3.46		Organism_scientific: Rattus Norvegicus Organism_common: Norway Rat Organism_taxid: 10116 Cell_line: Bl21 Organ: Testis Gene: Rt2k Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_cell_line: Bl21 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pt7-7 Expression_system_gene: Rt2k Other_details: Recombinant Mutant Protein
symmetry	Space Group: P 1	R_factor 0.200 R_Free 0.244
crystal cell	length a length b length c angle alpha angle beta angle gamma 61.740 73.510 76.700 116.90 99.31 105.20
method	X-Ray Diffraction	resolution	2.40 Å
ligand	ANP, BOG, F6P, MG, PO4, SIN	enzyme	Transferase E.C.2.7.1.105 BRENDA
related structures	by homologous chain: 1K6M, 3BIF
Gene Ontology	Chain Function Process Component A, B 6-phosphofructo-2-kinase act... fructose-2,6-bisphosphate 2-...
Primary reference	Crystal structure of the H256A mutant of rat testis fructose-6-phosphate,2-kinase/fructose-2,6-bisphosphatase. Fructose 6-phosphate in the active site leads to mechanisms for both mutant and wild type bisphosphatase activities., Yuen MH, Mizuguchi H, Lee YH, Cook PF, Uyeda K, Hasemann CA, J Biol Chem 1999 Jan 22;274(4):2176-84. PMID:9890980

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (155 Kb) [Save to disk] Biological Unit Coordinates (2bif.pdb1.gz) 149 Kb LPC: Ligand-Protein Contacts for 2BIF CSU: Contacts of Structural Units for 2BIF Likely Quarternary Molecular Structure file(s) for 2BIF Structure Factors (631 Kb) Retrieve 2BIF in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2BIF from S2C, [Save to disk] Re-refined 2bif structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2BIF 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 2BIF

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 3D motif for 2BIF, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d2bifa2, region A:250-468 [Jmol] [rasmolscript] [script source]     - Domain d2bifa1, region A:37-249 [Jmol] [rasmolscript] [script source]     - Domain d2bifb2, region B:250-468 [Jmol] [rasmolscript] [script source]     - Domain d2bifb1, region B:37-249 [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: [2bif] [2bif_B] [2bif_A] SWISS-PROT database: [P25114] Domain organization of [F264_RAT] by SWISSPFAM Domain found in 2BIF: [PGAM ] by SMART

Other resources with information on 2BIF

Community annotation for 2BIF at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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