1UL1	Hydrolase Dna Binding Protein	date	Sep 05, 2003
title	Crystal Structure Of The Human Fen1-Pcna Complex
authors	S.Sakurai, K.Kitano, H.Yamaguchi, K.Hamada, K.Okada, K.Fukuda, M.U E.Ohtsuka, H.Morioka, T.Hakoshima
compound		source
Molecule: Flap Endonuclease-1 Chain: X, Y, Z Synonym: Maturation Factor 1, Mf1 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet-22b(+)
Molecule: Proliferating Cell Nuclear Antigen Chain: A, B, C Synonym: Pcna, Cyclin Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pgemex-1
symmetry	Space Group: P 21 21 21	R_factor 0.220 R_Free 0.284
crystal cell	length a length b length c angle alpha angle beta angle gamma 82.203 143.383 246.659 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.90 Å
ligand	MG	enzyme
note	1UL1 (Molecule of the Month:pdb150)
related structures	by homologous chain: 1VYJ
Gene Ontology	Chain Function Process Component A, C, B Z, X, Y RNA-DNA hybrid ribonuclease ...
Primary reference	Structural basis for recruitment of human flap endonuclease 1 to PCNA., Sakurai S, Kitano K, Yamaguchi H, Hamada K, Okada K, Fukuda K, Uchida M, Ohtsuka E, Morioka H, Hakoshima T, EMBO J 2005 Feb 23;24(4):683-93. Epub 2004 Dec 16. PMID:15616578

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (271 Kb) [Save to disk] Biological Unit Coordinates (1ul1.pdb1.gz) 265 Kb LPC: Ligand-Protein Contacts for 1UL1 CSU: Contacts of Structural Units for 1UL1 Likely Quarternary Molecular Structure file(s) for 1UL1 Structure Factors (435 Kb) Retrieve 1UL1 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1UL1 from S2C, [Save to disk] Re-refined 1ul1 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1UL1 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 1UL1

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 1UL1, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1ul1_Z] [1ul1_B] [1ul1_C] [1ul1_Y] [1ul1_X] [1ul1_A] [1ul1] SWISS-PROT database: [P39748] [P12004] Domain organization of [FEN1_HUMAN] [PCNA_HUMAN] by SWISSPFAM Domains found in 1UL1: [HhH2] [XPGI] [XPGN ] by SMART

Other resources with information on 1UL1

Community annotation for 1UL1 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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