4AF1	Hydrolase	date	Jan 16, 2012
title	Archeal Release Factor Arf1
authors	J.L.Karlsen, M.Kjeldgaard
compound		source
Molecule: Peptide Chain Release Factor Subunit 1 Chain: A Synonym: Translation Termination Factor Arf1, Release Facto Ec: 3.6.5.3 Engineered: Yes		Organism_scientific: Halobacterium Salinarum Organism_taxid: 478009 Strain: R1 Expression_system: Escherichia Coli Expression_system_taxid: 511693 Expression_system_strain: Bl21 Expression_system_variant: Codonplus Ril Expression_system_vector_type: Plasmid Expression_system_vector: Pet19b
symmetry	Space Group: C 1 2 1	R_factor 0.254 R_Free 0.279
crystal cell	length a length b length c angle alpha angle beta angle gamma 131.020 31.990 111.150 90.00 113.47 90.00
method	X-Ray Diffraction	resolution	2.00 Å
ligand	ZN	enzyme	Hydrolase E.C.3.6.5.3 BRENDA
Gene Ontology	Chain Function Process Component A

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (142 Kb) [Save to disk] Biological Unit Coordinates (4af1.pdb1.gz) 136 Kb LPC: Ligand-Protein Contacts for 4AF1 CSU: Contacts of Structural Units for 4AF1 Structure Factors (614 Kb) Retrieve 4AF1 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 4AF1 from S2C, [Save to disk] Re-refined 4af1 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 4AF1 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 4AF1

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 4AF1, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1b4af1, region F:4-78 [Jmol] [rasmolscript] [script source]

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [4af1] [4af1_A] SWISS-PROT database: Domain organization of by SWISSPFAM Domain found in 4AF1: [eRF1_1 ] by SMART

Other resources with information on 4AF1

Community annotation for 4AF1 at PDBWiki (http://pdbwiki.org)

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