1J55	Metal Binding Protein	date	Jan 25, 2002
title	The Crystal Structure Of Ca+-Bound Human S100p Determined At Resolution By X-Ray
authors	H.Zhang, G.Wang, Y.Ding, Z.Wang, R.Barraclough, P.S.Rudland, D.G.F Z.Rao
compound		source
Molecule: S-100p Protein Chain: A Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet11a
symmetry	Space Group: P 41 21 2	R_factor 0.214 R_Free 0.267
crystal cell	length a length b length c angle alpha angle beta angle gamma 60.827 60.827 47.610 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.00 Å
ligand	CA	enzyme
related structures	by homologous chain: 1OZO
Gene Ontology	Chain Function Process Component A
Primary reference	The crystal structure at 2A resolution of the Ca2+ -binding protein S100P., Zhang H, Wang G, Ding Y, Wang Z, Barraclough R, Rudland PS, Fernig DG, Rao Z, J Mol Biol 2003 Jan 24;325(4):785-94. PMID:12507480

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (19 Kb) [Save to disk] Biological Unit Coordinates (1j55.pdb1.gz) 29 Kb LPC: Ligand-Protein Contacts for 1J55 CSU: Contacts of Structural Units for 1J55 Likely Quarternary Molecular Structure file(s) for 1J55 Retrieve 1J55 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1J55 from S2C, [Save to disk]

View 1J55 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 1J55

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1J55, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1j55a_, region A [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: [1j55] [1j55_A] SWISS-PROT database: [P25815] Domain organization of [S100P_HUMAN] by SWISSPFAM Domain found in 1J55: [S_100 ] by SMART

Other resources with information on 1J55

Community annotation for 1J55 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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