1ABF	Binding Protein	date	Apr 23, 1992
title	Substrate Specificity And Affinity Of A Protein Modulated By Water Molecules
authors	D.K.Wilson, F.A.Quiocho
compound		source
Molecule: L-Arabinose-Binding Protein Chain: A Engineered: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 562
symmetry	Space Group: P 21 21 21	R_factor R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 55.920 72.020 78.020 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.90 Å
ligand	FCA, FCB	enzyme
related structures	by homologous chain: 5ABP, 9ABP
Gene Ontology	Chain Function Process Component A
Primary reference	Substrate specificity and affinity of a protein modulated by bound water molecules., Quiocho FA, Wilson DK, Vyas NK, Nature 1989 Aug 3;340(6232):404-7. PMID:2818726

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (55 Kb) [Save to disk] Biological Unit Coordinates (1abf.pdb1.gz) 50 Kb LPC: Ligand-Protein Contacts for 1ABF CSU: Contacts of Structural Units for 1ABF Likely Quarternary Molecular Structure file(s) for 1ABF Retrieve 1ABF in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1ABF from S2C, [Save to disk]

View 1ABF 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 1ABF

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1ABF, from MSDmotif at EBI Genome occurence of 1ABF's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1abf__, region [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: [1abf] [1abf_A] SWISS-PROT database: [P02924] Belongs to the atp-binding cassette (abc) superfamily according to TCDB. Domain organization of [ARAF_ECOLI] by SWISSPFAM

Other resources with information on 1ABF

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

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Images from IMB Jena Image Library of Biological Macromolecules.

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