1IQP	Replication	date	Jul 24, 2001
title	Crystal Structure Of The Clamp Loader Small Subunit From Pyr Furiosus
authors	T.Oyama, Y.Ishino, I.K.O.Cann, S.Ishino, K.Morikawa
compound		source
Molecule: Rfcs Chain: A, B, C, D, E, F Synonym: Replication Factor C Small Subunit Precursor Engineered: Yes		Organism_scientific: Pyrococcus Furiosus Organism_taxid: 2261 Gene: Rfcs Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet21a
symmetry	Space Group: P 21 21 21	R_factor 0.224 R_Free 0.277
crystal cell	length a length b length c angle alpha angle beta angle gamma 98.361 105.608 316.898 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.80 Å
ligand	ADP	enzyme
related structures	by homologous chain: 1IY0, 1IY1
Gene Ontology	Chain Function Process Component F, A, D, C, E, B
Primary reference	Atomic structure of the clamp loader small subunit from Pyrococcus furiosus., Oyama T, Ishino Y, Cann IK, Ishino S, Morikawa K, Mol Cell 2001 Aug;8(2):455-63. PMID:11545747

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (322 Kb) [Save to disk] Biological Unit Coordinates (1iqp.pdb1.gz) 317 Kb LPC: Ligand-Protein Contacts for 1IQP CSU: Contacts of Structural Units for 1IQP Likely Quarternary Molecular Structure file(s) for 1IQP Structure Factors (609 Kb) Retrieve 1IQP in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1IQP from S2C, [Save to disk] Re-refined 1iqp structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1IQP 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 1IQP

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 1IQP, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1iqpa2, region A:2-232 [Jmol] [rasmolscript] [script source]     - Domain d1iqpa1, region A:233-327 [Jmol] [rasmolscript] [script source]     - Domain d1iqpb2, region B:2-232 [Jmol] [rasmolscript] [script source]     - Domain d1iqpb1, region B:233-327 [Jmol] [rasmolscript] [script source]     - Domain d1iqpc1, region C:233-327 [Jmol] [rasmolscript] [script source]     - Domain d1iqpc2, region C:9-232 [Jmol] [rasmolscript] [script source]     - Domain d1iqpd2, region D:2-232 [Jmol] [rasmolscript] [script source]     - Domain d1iqpd1, region D:233-327 [Jmol] [rasmolscript] [script source]     - Domain d1iqpe2, region E:2-232 [Jmol] [rasmolscript] [script source]     - Domain d1iqpe1, region E:233-327 [Jmol] [rasmolscript] [script source]     - Domain d1iqpf2, region F:2-232 [Jmol] [rasmolscript] [script source]     - Domain d1iqpf1, region F:233-327 [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: [1iqp_D] [1iqp_A] [1iqp_F] [1iqp_C] [1iqp_B] [1iqp_E] [1iqp] SWISS-PROT database: [Q8U4J3] Domain organization of [RFCS_PYRFU] by SWISSPFAM Domain found in 1IQP: [AAA ] by SMART

Other resources with information on 1IQP

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

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