1SSN	Hydrolase	date	Jun 07, 1998
title	Staphylokinase, Sakstar Variant, Nmr, 20 Structures
authors	O.Ohlenschlager, R.Ramachandran, K.H.Guhrs, B.Schlott, L.R.Brown
compound		source
Molecule: Staphylokinase Chain: A Synonym: Sak Engineered: Yes Mutation: Yes		Organism_scientific: Staphylococcus Aureus Organism_taxid: 1280 Gene: Taq Promotor Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Tg1 Expression_system_plasmid: Pmex602sakb Expression_system_gene: Taq Promotor
method	Solution NMR
related structures	by homologous chain: 1BUI
Gene Ontology	Chain Function Process Component A
Primary reference	Nuclear magnetic resonance solution structure of the plasminogen-activator protein staphylokinase., Ohlenschlager O, Ramachandran R, Guhrs KH, Schlott B, Brown LR, Biochemistry 1998 Jul 28;37(30):10635-42. PMID:9692953

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (756 Kb) [Save to disk] Biological Unit Coordinates (1ssn.pdb1.gz) 37 Kb CSU: Contacts of Structural Units for 1SSN Original NMR restraints for 1SSN from PDB Experimental data, such as chemical shifts, at BioMagResBank (BMRB) NMR Restraints Grid from BioMagResBank (BMRB) Retrieve 1SSN in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1SSN from S2C, [Save to disk]

View 1SSN 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 1SSN

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1SSN, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1ssn__, 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: [1ssn] [1ssn_A] SWISS-PROT database: [P68802] Domain organization of [SAK_STAAU] by SWISSPFAM

Other resources with information on 1SSN

Community annotation for 1SSN at PDBWiki (http://pdbwiki.org) NMR Ensemble (OLDERADO: core, domain and representative structure database) MMDB (Entrez's Structure Database)

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