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(-) Description

Title :  A LOW MAGNESIUM STRUCTURE OF THE ISOCHORISMATE SYNTHASE, ENTC
 
Authors :  K. M. Meneely, J. A. Sundlov, A. M. Gulick, A. L. Lamb
Date :  13 May 16  (Deposition) - 20 Jul 16  (Release) - 10 Aug 16  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.88
Chains :  Asym. Unit :  A,B
Biol. Unit 1:  A  (1x)
Biol. Unit 2:  B  (1x)
Keywords :  Chorismate, Isochorismate, Isomerase (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  K. M. Meneely, J. A. Sundlov, A. M. Gulick, G. R. Moran, A. L. Lamb
An Open And Shut Case: The Interaction Of Magnesium With Ms Enzymes.
J. Am. Chem. Soc. V. 138 9277 2016
PubMed-ID: 27373320  |  Reference-DOI: 10.1021/JACS.6B05134

(-) Compounds

Molecule 1 - ISOCHORISMATE SYNTHASE ENTC
    Chains: A, B
    EC Number: 5.4.4.2
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Strain: BL21 (DE3)
    Expression System Taxid: 469008
    Gene: ENTC, Z0735, ECS0632
    Organism Taxid: 83334
    Synonym: ISOCHORISMATE MUTASE

 Structural Features

(-) Chains, Units

  12
Asymmetric Unit : AB
Biological Unit 1 (1x): A 
Biological Unit 2 (1x):  B

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (3, 6)

Asymmetric Unit (3, 6)
No.NameCountTypeFull Name
1ISC2Ligand/Ion(5S,6S)-5-[(1-CARBOXYETHENYL)OXY]-6-HYDROXYCYCLOHEXA-1,3-DIENE-1-CARBOXYLIC ACID
2ISJ2Ligand/Ion(3R,4R)-3-[(1-CARBOXYETHENYL)OXY]-4-HYDROXYCYCLOHEXA-1,5-DIENE-1-CARBOXYLIC ACID
3MG2Ligand/IonMAGNESIUM ION
Biological Unit 1 (2, 2)
No.NameCountTypeFull Name
1ISC1Ligand/Ion(5S,6S)-5-[(1-CARBOXYETHENYL)OXY]-6-HYDROXYCYCLOHEXA-1,3-DIENE-1-CARBOXYLIC ACID
2ISJ1Ligand/Ion(3R,4R)-3-[(1-CARBOXYETHENYL)OXY]-4-HYDROXYCYCLOHEXA-1,5-DIENE-1-CARBOXYLIC ACID
3MG-1Ligand/IonMAGNESIUM ION
Biological Unit 2 (2, 2)
No.NameCountTypeFull Name
1ISC1Ligand/Ion(5S,6S)-5-[(1-CARBOXYETHENYL)OXY]-6-HYDROXYCYCLOHEXA-1,3-DIENE-1-CARBOXYLIC ACID
2ISJ1Ligand/Ion(3R,4R)-3-[(1-CARBOXYETHENYL)OXY]-4-HYDROXYCYCLOHEXA-1,5-DIENE-1-CARBOXYLIC ACID
3MG-1Ligand/IonMAGNESIUM ION

(-) Sites  (6, 6)

Asymmetric Unit (6, 6)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREGLU A:241 , GLU A:376 , ISC A:402 , ISJ A:403 , HOH A:509 , HOH A:518binding site for residue MG A 401
2AC2SOFTWAREGLU A:197 , LEU A:212 , GLY A:214 , SER A:215 , GLU A:241 , ALA A:303 , LEU A:304 , ILE A:346 , ARG A:347 , ALA A:360 , GLY A:361 , ALA A:362 , GLY A:363 , GLU A:376 , LYS A:380 , MG A:401 , ISJ A:403 , HOH A:503 , HOH A:521binding site for residue ISC A 402
3AC3SOFTWAREGLU A:197 , LEU A:212 , GLY A:214 , SER A:215 , GLU A:241 , ALA A:303 , ILE A:346 , ARG A:347 , ALA A:360 , GLY A:361 , ALA A:362 , GLY A:363 , GLU A:376 , LYS A:380 , MG A:401 , ISC A:402 , HOH A:503binding site for residue ISJ A 403
4AC4SOFTWAREGLU B:241 , GLU B:376 , ISC B:402 , ISJ B:403 , HOH B:507 , HOH B:528binding site for residue MG B 401
5AC5SOFTWAREGLU B:197 , LEU B:212 , GLY B:214 , SER B:215 , GLU B:241 , ALA B:303 , ILE B:346 , ARG B:347 , ALA B:360 , GLY B:361 , ALA B:362 , GLY B:363 , GLU B:376 , LYS B:380 , MG B:401 , ISJ B:403 , HOH B:502 , HOH B:512binding site for residue ISC B 402
6AC6SOFTWAREGLU B:197 , LEU B:212 , GLY B:214 , SER B:215 , GLU B:241 , ALA B:303 , LEU B:304 , ILE B:346 , ARG B:347 , ALA B:360 , GLY B:361 , ALA B:362 , GLY B:363 , GLU B:376 , LYS B:380 , MG B:401 , ISC B:402 , HOH B:502 , HOH B:512 , HOH B:528binding site for residue ISJ B 403

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 5JXZ)

(-) Cis Peptide Bonds  (6, 6)

Asymmetric Unit
No.Residues
1Ile A:123 -Pro A:124
2His A:299 -Pro A:300
3Phe A:307 -Pro A:308
4Ile B:123 -Pro B:124
5His B:299 -Pro B:300
6Phe B:307 -Pro B:308

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 5JXZ)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 5JXZ)

(-) Exons   (0, 0)

(no "Exon" information available for 5JXZ)

(-) 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:373
                                                                                                                                                                                                                                                                                                                                                                                                                     
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .......eee.....eeee...eee...........hhhhhhhhhhhhhhhhh.....eeeeee........eeee..eeee.hhhhhhhhh.......eeeeeee.hhhhhhhhhhhhhhhhh.....eeeeeeeeeeee....hhhhhhhhhhhhh...eeeeee.....eeeeee..eeeeee..eeee..eeeeee...hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh...eee.....eeee...eeeee..eeee.....hhhhhhhhhh......eehhhhhhhhhhhhh.........eeeeee....eeeee...eeeee..eeeeeeeeee....hhhhhhhhhhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 5jxz A  15 TLAPNRFFFMSPYRSFTTSGCFARFDEPAVNGDSPDSPFQQKLAALFADAKAQGIKNPVMVGAIPFDPRQPSSLYIPESWQSFSRQEKQASATRSQSLNVVERQAIPEQTTFEQMVARAAALTATPQVDKVVLSRLIDITTDAAIDSGVLLERLIAQNPVSYNFHVPLADGGVLLGASPELLLRKDGERFSSIPLAGSARRQPDEVLDREAGNRLLASEKDRHEHELVTQAMKEVLRERSSELHVPSSPQLITTPTLWHLATPFEGKANSQENALTLACLLHPTPALSGFPHQAATQVIAELEPFDRELFGGIVGWCDSEGNGEWVVTIRCAKLRENQVRLFAGAGIVPASSPLGEWRETGVKLSTMLNVFGL 390
                                    24        34        44        54        64        74        84        94       104 ||    117       127       137       147       157       167       177       187       197       207       217       227       237       247       257       267       277       287       297       307       317       327       337       347       357       367       377       387   
                                                                                                                     106|                                                                                                                                                                                                                                                                                        
                                                                                                                      110                                                                                                                                                                                                                                                                                        


Chain B from PDB  Type:PROTEIN  Length:369
                                                                                                                                                                                                                                                                                                                                                                                                                 
               SCOP domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ........eee.....eeee...eee...........hhhhhhhhhhhhhhhhh.....eeeeee........eeee..eeee.hhhhhhhhhh.....eeeeeee.hhhhhhhhhhhhhhhhh.....eeeeeeeeeeee....hhhhhhhhhhhhh...eeeeee.....eeeeee..eeeeee..eeee..eeeeee...hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh...eee.....eeee...eeeee..eeee...hhhhhhhhhh......eehhhhhhhhhhhhh.........eeeeee....eeeee...eeeee..eeeeeeeeee....hhhhhhhhhhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 5jxz B  14 ATLAPNRFFFMSPYRSFTTSGCFARFDEPAVNGDSPDSPFQQKLAALFADAKAQGIKNPVMVGAIPFDPRQPSSLYIPESWQSFSRQEKQASARSQSLNVVERQAIPEQTTFEQMVARAAALTATPQVDKVVLSRLIDITTDAAIDSGVLLERLIAQNPVSYNFHVPLADGGVLLGASPELLLRKDGERFSSIPLAGSARRQPDEVLDREAGNRLLASEKDRHEHELVTQAMKEVLRSSELHVPSSPQLITTPTLWHLATPFEGKAQENALTLACLLHPTPALSGFPHQAATQVIAELEPFDRELFGGIVGWCDSEGNGEWVVTIRCAKLRENQVRLFAGAGIVPASSPLGEWRETGVKLSTMLNVFGL 390
                                    23        33        43        53        63        73        83        93       103   ||  117       127       137       147       157       167       177       187       197       207       217       227       237       247     ||259       269       279     ||291       301       311       321       331       341       351       361       371       381         
                                                                                                                       107|                                                                                                                                          253|                          285|                                                                                                      
                                                                                                                        112                                                                                                                                           256                           288
   Legend:   → Mismatch (orange background)
  - → Gap (green background, '-', border residues have a numbering label)
    → Modified Residue (blue background, lower-case, 'x' indicates undefined single-letter code, labelled with number + name)
  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)

(no "SCOP Domain" information available for 5JXZ)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 5JXZ)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 5JXZ)

(-) Gene Ontology  (6, 12)

Asymmetric Unit(hide GO term definitions)

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 Related Entries

(-) Entries Sharing at Least One Protein Chain (UniProt ID)

UniProtKB/Swiss-Prot
        ENTC_ECO57 | P0AEJ3: 5jy4 5jy8
        ENTC_ECOLI | P0AEJ2: 3hwo 5jy4 5jy8 5jzd

(-) Related Entries Specified in the PDB File

5jy4 5jy8 5jy9