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Title :   THE STRUCTURE OF A D-LYXOSE ISOMERASE FROM THE SIGMAB REGULON OF BACILLUS SUBTILIS

Authors :   J. Marles-Wright, R. J. Lewis

Date :   07 Dec 10 (Deposition) - 25 May 11 (Release) - 25 May 11 (Revision)

Method :   X-RAY DIFFRACTION

Resolution :   1.23

Chains :   Asym. Unit : A
Biol. Unit 1: A  (2x)

Keywords :   Isomerase, Carbohydrate Metabolism, Metal-Binding, Sugar Isomerase, Stress Response (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )

Reference :   J. Marles-Wright, R. J. Lewis
The Structure Of A D-Lyxose Isomerase From The Sigmab Regulon Of Bacillus Subtilis
Proteins V. 79 2015 2011
PubMed-ID: 21520290 | Reference-DOI: 10.1002/PROT.23028

Compounds

Molecule 1 - PROBABLE D-LYXOSE KETOL-ISOMERASE
	Chains	:	A
	EC Number	:	5.3.1.15
	Engineered	:	YES
	Expression System	:	ESCHERICHIA COLI
	Expression System Plasmid	:	PET28B
	Expression System Strain	:	B834
	Expression System Taxid	:	562
	Expression System Vector Type	:	PLASMID
	Organism Scientific	:	BACILLUS SUBTILIS SUBSP. SUBTILIS
	Organism Taxid	:	224308
	Other Details	:	ZINC AND ARSENIC COORDINATION IN ACTIVE SITE
	Strain	:	168

Structural Features

Chains, Units

		1
Asymmetric Unit	:	A
Biological Unit 1 (2x)	:	A

Summary Information (see also Sequences/Alignments below)

Ligands, Modified Residues, Ions (4, 6)

Asymmetric Unit (4, 6)

No.	Name	Count	Type	Full Name
1	ARS	1	Ligand/Ion	ARSENIC
2	MSE	2	Mod. Amino Acid	SELENOMETHIONINE
3	SO4	2	Ligand/Ion	SULFATE ION
4	ZN	1	Ligand/Ion	ZINC ION

Biological Unit 1 (3, 10)

No.	Name	Count	Type	Full Name
1	ARS	2	Ligand/Ion	ARSENIC
2	MSE	4	Mod. Amino Acid	SELENOMETHIONINE
3	SO4	4	Ligand/Ion	SULFATE ION
4	ZN	-1	Ligand/Ion	ZINC ION

Sites (4, 4)

Asymmetric Unit (4, 4)

No.	Name	Evidence	Residues	Description
1	AC1	SOFTWARE	HIS A:69 , HIS A:71 , GLU A:82 , HIS A:137 , ARS A:1176 , HOH A:2262 , HOH A:2263	BINDING SITE FOR RESIDUE ZN A1173
2	AC2	SOFTWARE	LYS A:90 , TYR A:92 , GLY A:142 , GLU A:143 , HOH A:2264 , HOH A:2265 , HOH A:2266	BINDING SITE FOR RESIDUE SO4 A1174
3	AC3	SOFTWARE	THR A:50 , ASP A:51 , GLN A:81 , HOH A:2116 , HOH A:2267 , HOH A:2268	BINDING SITE FOR RESIDUE SO4 A1175
4	AC4	SOFTWARE	GLU A:150 , ZN A:1173 , HOH A:2234 , HOH A:2263	BINDING SITE FOR RESIDUE ARS A1176

SS Bonds (0, 0)

Cis Peptide Bonds (0, 0)

Sequence-Structure Mapping

SAPs(SNPs)/Variants (0, 0)

PROSITE Motifs (0, 0)

Exons (0, 0)

Sequences/Alignments

Asymmetric 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)
	SAPs(SNPs)	PROSITE motifs	Exons
	(details for a mapped element are shown in a popup box when the mouse pointer rests over it)

Chain A from PDB  Type:PROTEIN  Length:171
 aligned with DLYKI_BACSU | P96578 from UniProtKB/Swiss-Prot  Length:167

    Alignment length:171
                                                                                                                                                                                               167     
                                    11        21        31        41        51        61        71        81        91       101       111       121       131       141       151       161     |   - 
          DLYKI_BACSU     2 GITKEEVNSYYQKAGIVLTDEEVDQIQLMDYGLGKERKVGLQLFVYVNTDRYCSKELVLFPGQTCPEHRHPPVDGQEGKQETFRCRYGKVYLYVEGEKTPLPKVLPPQEDREHYTVWHEIELEPGGQYTIPPNTKHWFQAGEEGAVVTEMSSTSTDKHDIFTDPRI-----   -
               SCOP domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ..hhhhhhhhhhhh....hhhhhh..eee...........eeeeeeee...eeeeeeee....eeeeee...........eeeeeeeeeeeeee............hhhhhhhh...eeeee....eeee.....eeeeeeeeeeeeeeeee..hhhhhee.....hhhhh Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2y0o A   2 GITKEEVNSYYQKAGIVLTDEEVDQIQLmDYGLGKERKVGLQLFVYVNTDRYCSKELVLFPGQTCPEHRHPPVDGQEGKQETFRCRYGKVYLYVEGEKTPLPKVLPPQEDREHYTVWHEIELEPGGQYTIPPNTKHWFQAGEEGAVVTEmSSTSTDKHDIFTDPRILEHHH 172
                                    11        21        31        41        51        61        71        81        91       101       111       121       131       141       151       161       171 
                                                       30-MSE                                                                                                                  151-MSE

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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 (0, 0)

CATH Domains (0, 0)

Pfam Domains (0, 0)

Gene Ontology (3, 3)

Visualization

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	Ligands, Modified Residues, Ions
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	Sites
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	Cis Peptide Bonds
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Biological Unit
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Still Images

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	2y0o
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