2P1N	Signaling Protein	date	Mar 06, 2007
title	Mechanism Of Auxin Perception By The Tir1 Ubiqutin Ligase
authors	X.Tan, L.I.A.Calderon-Villalobos, M.Sharon, C.V.Robinson, M.Este C.Zheng, N.Zheng
compound		source
Molecule: Skp1-Like Protein 1a Chain: A, D Synonym: Skp1-Like 1, Ufo-Binding Protein 1 Engineered: Yes		Organism_scientific: Arabidopsis Thaliana Organism_common: Thale Cress Organism_taxid: 3702 Gene: Skp1a, Ask1, Skp1, Uip1 Expression_system: Spodoptera Frugiperda Expression_system_common: Fall Armyworm Expression_system_taxid: 7108 Expression_system_vector_type: Baculovirus
Molecule: Transport Inhibitor Response 1 Protein Chain: B, E Synonym: F-Boxlrr-Repeat Protein 1 Engineered: Yes		Organism_scientific: Arabidopsis Thaliana Organism_common: Thale Cress Organism_taxid: 3702 Gene: Tir1, Fbl1, Wei1 Expression_system: Spodoptera Frugiperda Expression_system_common: Fall Armyworm Expression_system_taxid: 7108 Expression_system_vector_type: Baculovirus
Molecule: Auxin-Responsive Protein Iaa7 Chain: C, F Synonym: Indoleacetic Acid-Induced Protein 7, Auxin Resista Engineered: Yes		Synthetic: Yes Other_details: Iaa7 Peptide Is Synthesized From Commercial It Naturally Occurs In Arabidopsis Thaliana
symmetry	Space Group: P 1 21 1	R_factor 0.195 R_Free 0.274
crystal cell	length a length b length c angle alpha angle beta angle gamma 102.665 82.745 125.791 90.00 100.40 90.00
method	X-Ray Diffraction	resolution	2.50 Å
ligand	CFA, IHP	enzyme
Gene Ontology	Chain Function Process Component A, D E, B SCF ubiquitin ligase complex...
Primary reference	Mechanism of auxin perception by the TIR1 ubiquitin ligase., Tan X, Calderon-Villalobos LI, Sharon M, Zheng C, Robinson CV, Estelle M, Zheng N, Nature. 2007 Apr 5;446(7136):640-5. PMID:17410169

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (234 Kb) [Save to disk] Biological Unit Coordinates (2p1n.pdb1.gz) 114 Kb Biological Unit Coordinates (2p1n.pdb2.gz) 115 Kb Biological Unit Coordinates (2p1n.pdb3.gz) 225 Kb LPC: Ligand-Protein Contacts for 2P1N CSU: Contacts of Structural Units for 2P1N Likely Quarternary Molecular Structure file(s) for 2P1N Structure Factors (1070 Kb) Retrieve 2P1N in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2P1N from S2C, [Save to disk] Re-refined 2p1n structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2P1N 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 2P1N

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 2P1N, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2p1n_F] [2p1n] [2p1n_A] [2p1n_B] [2p1n_C] [2p1n_D] [2p1n_E] SWISS-PROT database: [Q38825] [Q39255] [Q570C0] Domain organization of [IAA7_ARATH] [SKP1A_ARATH] [TIR1_ARATH] by SWISSPFAM Domains found in 2P1N: [FBOX] [LRR] [Skp1 ] by SMART

Other resources with information on 2P1N

Community annotation for 2P1N 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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