1NNF	Metal Binding Protein	date	Jan 13, 2003
title	Crystal Structure Analysis Of Haemophlius Influenzae Ferric- Binding Protein H9q Mutant Form
authors	S.R.Shouldice, D.R.Dougan, R.J.Skene, L.W.Tari, D.E.Mcree, R.H.Y A.B.Schryvers
compound		source
Molecule: Iron-Utilization Periplasmic Protein Chain: A Synonym: Major Ferric Iron Binding Protein, Fbp, Iron-Regul Kda Protein, Mirp, Fe(+3)-Binding Protein; Engineered: Yes Mutation: Yes		Organism_scientific: Haemophilus Influenzae Organism_taxid: 727 Gene: Hita Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21(De3)Plyss Expression_system_vector_type: Plasmid Expression_system_plasmid: Pt7-7
symmetry	Space Group: P 21 21 2	R_factor 0.158 R_Free 0.180
crystal cell	length a length b length c angle alpha angle beta angle gamma 105.101 75.344 33.503 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.10 Å
ligand	EDT, FE	enzyme
related structures	by homologous chain: 1XC1
Gene Ontology	Chain Function Process Component A
Primary reference	High resolution structure of an alternate form of the ferric ion binding protein from Haemophilus influenzae., Shouldice SR, Dougan DR, Skene RJ, Tari LW, McRee DE, Yu RH, Schryvers AB, J Biol Chem 2003 Mar 28;278(13):11513-9. PMID:12533539

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (109 Kb) [Save to disk] Biological Unit Coordinates (1nnf.pdb1.gz) 104 Kb LPC: Ligand-Protein Contacts for 1NNF CSU: Contacts of Structural Units for 1NNF Likely Quarternary Molecular Structure file(s) for 1NNF Structure Factors (1370 Kb) Retrieve 1NNF in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1NNF from S2C, [Save to disk] Re-refined 1nnf structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1NNF 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 1NNF

Ramachandran plot from PDBSum

Structure-derived information

Conformational Epitope Prediction for 1NNF 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 1NNF, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1nnfa_, region A [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: [1nnf_A] [1nnf] SWISS-PROT database: [P35755] Belongs to the atp-binding cassette (abc) superfamily according to TCDB. Domain organization of [FBPA_HAEIN] by SWISSPFAM

Other resources with information on 1NNF

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

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