2I5L - JenaLib

Title :   CRYSTAL STRUCTURE OF BACILLUS SUBTILIS COLD SHOCK PROTEIN VARIANT BS-CSPB M1R/E3K/K65I

Authors :   K. E. A. Max, U. Heinemann

Date :   25 Aug 06 (Deposition) - 22 May 07 (Release) - 24 Feb 09 (Revision)

Method :   X-RAY DIFFRACTION

Resolution :   2.55

Chains :   Asym./Biol. Unit : X

Keywords :   Oligonucleotide/Oligosaccharide Binding Fold, Cold Shock Domain, Beta-Barrel, Dna Binding Protein, Expression Regulator, Gene Regulation (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )

Reference :   K. E. Max, M. Wunderlich, Y. Roske, F. X. Schmid, U. Heinemann
Optimized Variants Of The Cold Shock Protein From In Vitro Selection: Structural Basis Of Their High Thermostability.
J. Mol. Biol. V. 369 1087 2007
PubMed-ID: 17481655 | Reference-DOI: 10.1016/J.JMB.2007.04.016
(for further references see the PDB file header)

Compounds

Molecule 1 - COLD SHOCK PROTEIN CSPB
	Chains	:	X
	Engineered	:	YES
	Expression System	:	ESCHERICHIA COLI BL21(DE3)
	Expression System Plasmid	:	PET11
	Expression System Strain	:	BL21 (DE3)
	Expression System Taxid	:	469008
	Expression System Vector Type	:	PLASMID
	Gene	:	CSPB, CSPA
	Mutation	:	YES
	Organism Scientific	:	BACILLUS SUBTILIS
	Organism Taxid	:	1423
	Synonym	:	MAJOR COLD SHOCK PROTEIN

Structural Features

Chains, Units

Ligands, Modified Residues, Ions (0, 0)

Sites (0, 0)

SS Bonds (0, 0)

Cis Peptide Bonds (0, 0)

Sequence-Structure Mapping

SAPs(SNPs)/Variants (3, 3)

Asymmetric/Biological Unit (3, 3)

								dbSNP	PDB
No.	Source	Variant ID	Variant			UniProt ID	Status	ID	Chain	Variant
1	UniProt	VAR_CSPB_BACSU_001 *	F	17	L	CSPB_BACSU	---	---	X	F	17	L
2	UniProt	VAR_CSPB_BACSU_002 *	G	44	S	CSPB_BACSU	---	---	X	G	44	S
3	UniProt	VAR_CSPB_BACSU_003 *	A	46	S	CSPB_BACSU	---	---	X	A	46	S
	* ID not provided by source

SNP/SAP Summary Statistics (UniProtKB/Swiss-Prot)

PROSITE Motifs (1, 1)

Exons (0, 0)

Sequences/Alignments

Asymmetric/Biological Unit

Reformat:	Number of residues per line = ('0' or empty: single-line sequence representation)
	Number of residues per labelling interval =
	UniProt sequence: complete aligned part

Show mapping:	SCOP domains	CATH domains	Pfam domains	Secondary structure (by author)
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Chain X from PDB  Type:PROTEIN  Length:67
 aligned with CSPB_BACSU | P32081 from UniProtKB/Swiss-Prot  Length:67

    Alignment length:67
                                    10        20        30        40        50        60       
            CSPB_BACSU    1 MLEGKVKWFNSEKGFGFIEVEGQDDVFVHFSAIQGEGFKTLEEGQAVSFEIVEGNRGPQAANVTKEA 67
               SCOP domains d2i5lx_ X: Major cold shock protein                                 SCOP domains
               CATH domains ------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------- Pfam domains
         Sec.struct. author .eeeeeeee.....eeeee......eeee.hhh............eeeeeeeee..eeeeeeeee.. Sec.struct. author
                 SAPs(SNPs) ----------------L--------------------------S-S--------------------- SAPs(SNPs)
                    PROSITE --------------COLD_SHOCK         ---------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------- Transcript
                  2i5l X  1 RLKGKVKWFNSEKGFGFIEVEGQDDVFVHFSAIQGEGFKTLEEGQAVSFEIVEGNRGPQAANVTIEA 67
                                    10        20        30        40        50        60

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	x	→ Chemical Group	(purple background, 'x', labelled with number + name, e.g. ACE or NH2)
	extra numbering lines below/above indicate numbering irregularities and modified residue names etc., number ends below/above '\|'

Classification and Annotation

SCOP Domains (1, 1)

CATH Domains (0, 0)

Pfam Domains (0, 0)

Gene Ontology (6, 6)

Asymmetric/Biological Unit(hide GO term definitions)

Chain X (CSPB_BACSU | P32081)

molecular function
	GO:0003677	DNA binding	Any molecular function by which a gene product interacts selectively and non-covalently with DNA (deoxyribonucleic acid).
	GO:0003676	nucleic acid binding	Interacting selectively and non-covalently with any nucleic acid.
biological process
	GO:0006355	regulation of transcription, DNA-templated	Any process that modulates the frequency, rate or extent of cellular DNA-templated transcription.
	GO:0006351	transcription, DNA-templated	The cellular synthesis of RNA on a template of DNA.
cellular component
	GO:0005737	cytoplasm	All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
	GO:0009295	nucleoid	The region of a virus, bacterial cell, mitochondrion or chloroplast to which the nucleic acid is confined.

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	protein: cartoon or spacefill or dots and stick; nucleic acid: cartoon and stick; ligands: spacefill; active site: stick [ Asym./Biol. Unit PNG format ](automatic orientation, automatically generated)
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