1DFA	Hydrolase	date	Nov 18, 1999
title	Crystal Structure Of Pi-Scei In C2 Space Group
authors	D.Hu, M.Crist, X.Duan, F.A.Quiocho, F.S.Gimble
compound		source
Molecule: Pi-Scei Endonuclease Chain: A Ec: 3.6.1.34 Engineered: Yes		Organism_scientific: Saccharomyces Cerevisiae Organism_common: Baker'S Yeast Organism_taxid: 4932 Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: C 1 2 1	R_factor 0.210 R_Free 0.280
crystal cell	length a length b length c angle alpha angle beta angle gamma 93.600 76.000 71.400 90.00 111.30 90.00
method	X-Ray Diffraction	resolution	2.00 Å
ligand		enzyme	Hydrolase E.C.3.6.1.34 BRENDA
related structures	by homologous chain: 1GPP, 1JVA
Gene Ontology	Chain Function Process Component A
Primary reference	Probing the structure of the PI-SceI-DNA complex by affinity cleavage and affinity photocross-linking., Hu D, Crist M, Duan X, Quiocho FA, Gimble FS, J Biol Chem 2000 Jan 28;275(4):2705-12. PMID:10644733

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (91 Kb) [Save to disk] Biological Unit Coordinates (1dfa.pdb1.gz) 86 Kb CSU: Contacts of Structural Units for 1DFA Likely Quarternary Molecular Structure file(s) for 1DFA Retrieve 1DFA in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1DFA from S2C, [Save to disk]

View 1DFA 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 1DFA

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1DFA, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1dfaa1, region A:1-180,A:416-454 [Jmol] [rasmolscript] [script source]     - Domain d1dfaa2, region A:181-298 [Jmol] [rasmolscript] [script source]     - Domain d1dfaa3, region A:299-415 [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: [1dfa] [1dfa_A] SWISS-PROT database: [P17255] Belongs to the h(+)- or na(+)-translocating f-type, v-type and a-type atpase (f-atpase) superfamily according to TCDB. Domain organization of [VATA_YEAST] by SWISSPFAM Domain found in 1DFA: [HintN ] by SMART

Other resources with information on 1DFA

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

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