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(-) Description

Title :  STRUCTURE OF NADH-PREFERRING KETOL-ACID REDUCTOISOMERASE FROM AN UNCULTURED ARCHEAN
 
Authors :  J. K. B. Cahn, S. Brinkmann-Chen, F. H. Arnold
Date :  20 Dec 14  (Deposition) - 22 Apr 15  (Release) - 09 Sep 15  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.54
Chains :  Asym./Biol. Unit :  A,B
Keywords :  Rossmann Fold, Oxidoreductase (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  J. K. Cahn, S. Brinkmann-Chen, T. Spatzal, J. A. Wiig, A. R. Buller, O. Einsle, Y. Hu, M. W. Ribbe, F. H. Arnold
Cofactor Specificity Motifs And The Induced Fit Mechanism I Class I Ketol-Acid Reductoisomerases.
Biochem. J. V. 468 475 2015
PubMed-ID: 25849365  |  Reference-DOI: 10.1042/BJ20150183
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - KETOL-ACID REDUCTOISOMERASE
    Chains: A, B
    EC Number: 1.1.1.86
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PET22B(+)
    Expression System Strain: BL-21 (DE3)
    Expression System Taxid: 469008
    Expression System Vector Type: PLASMID
    Gene: ILVC, GZ26G2_30
    Organism Scientific: UNCULTURED ARCHAEON GZFOS26G2
    Organism Taxid: 285389
    Synonym: ACETOHYDROXY-ACID ISOMEROREDUCTASE,ALPHA-KETO-BETA- HYDROXYLACYL REDUCTOISOMERASE

 Structural Features

(-) Chains, Units

  12
Asymmetric/Biological Unit : AB

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (4, 12)

Asymmetric/Biological Unit (4, 12)
No.NameCountTypeFull Name
1GOL2Ligand/IonGLYCEROL
2HIO2Ligand/IonN-HYDROXY-N-ISOPROPYLOXAMIC ACID
3MG6Ligand/IonMAGNESIUM ION
4NAI2Ligand/Ion1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE

(-) Sites  (12, 12)

Asymmetric Unit (12, 12)
No.NameEvidenceResiduesDescription
01AC1SOFTWAREASP A:195 , GLU A:199 , MG A:402 , HIO A:406 , HOH A:528 , HOH A:647binding site for residue MG A 401
02AC2SOFTWAREASP A:195 , MG A:401 , HIO A:406 , HOH A:527 , HOH B:539 , HOH B:540binding site for residue MG A 402
03AC3SOFTWAREGLY A:25 , ALA A:26 , GLN A:27 , GLU A:46 , LEU A:50 , ASN A:55 , SER A:57 , LEU A:84 , LEU A:85 , PRO A:86 , ASP A:87 , VAL A:89 , GLN A:90 , ILE A:93 , SER A:111 , HIS A:112 , PRO A:134 , ALA A:136 , PRO A:137 , GLY A:138 , HIO A:406 , HOH A:531 , HOH A:539 , HOH A:541 , HOH A:544 , HOH A:590 , HOH A:625 , HOH A:633 , HOH A:647 , HOH A:648 , HOH A:663 , VAL B:254 , ILE B:255 , SER B:256binding site for residue NAI A 403
04AC4SOFTWAREASN A:257 , HOH A:533 , HOH A:623 , HOH A:630 , HOH A:665binding site for residue MG A 404
05AC5SOFTWAREASP A:29 , ASN A:33 , LYS A:60 , ASP A:64 , ARG A:142 , HOH A:575binding site for residue GOL A 405
06AC6SOFTWAREPRO A:137 , ASP A:195 , GLU A:199 , CYS A:204 , MG A:401 , MG A:402 , NAI A:403 , HOH A:527 , HOH A:528 , HOH A:647 , GLU B:235 , ILE B:239 , ILE B:255 , SER B:256 , ALA B:259 , HOH B:539 , HOH B:540binding site for residue HIO A 406
07AC7SOFTWAREGLU A:235 , ILE A:239 , ILE A:255 , SER A:256 , ALA A:259 , HOH A:525 , HOH A:526 , PRO B:137 , ASP B:195 , GLU B:199 , CYS B:204 , MG B:402 , MG B:403 , NAI B:404 , HOH B:536 , HOH B:537 , HOH B:538binding site for residue HIO B 401
08AC8SOFTWAREASP B:195 , GLU B:199 , HIO B:401 , MG B:403 , HOH B:536 , HOH B:537binding site for residue MG B 402
09AC9SOFTWAREHOH A:525 , HOH A:526 , ASP B:195 , HIO B:401 , MG B:402 , HOH B:538binding site for residue MG B 403
10AD1SOFTWAREVAL A:254 , ILE A:255 , SER A:256 , HOH A:623 , GLY B:25 , ALA B:26 , GLN B:27 , GLU B:46 , LEU B:50 , ASN B:55 , SER B:57 , LEU B:84 , LEU B:85 , PRO B:86 , ASP B:87 , VAL B:89 , GLN B:90 , ILE B:93 , SER B:111 , HIS B:112 , PRO B:134 , ALA B:136 , PRO B:137 , GLY B:138 , HIO B:401 , HOH B:512 , HOH B:525 , HOH B:537 , HOH B:545 , HOH B:553 , HOH B:557 , HOH B:562 , HOH B:571 , HOH B:575 , HOH B:640 , HOH B:682binding site for residue NAI B 404
11AD2SOFTWAREHOH A:625 , ASN B:257 , HOH B:551 , HOH B:649 , HOH B:694binding site for residue MG B 405
12AD3SOFTWAREASP B:29 , ASN B:33 , LYS B:60 , ASP B:64 , ARG B:142 , HOH B:599binding site for residue GOL B 406

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 4XDY)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 4XDY)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 4XDY)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 4XDY)

(-) Exons   (0, 0)

(no "Exon" information available for 4XDY)

(-) 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)
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:331
                                                                                                                                                                                                                                                                                                                                                                           
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ....hhhhh.hhhhhh.eeeee..hhhhhhhhhhhhhh..eeeeee..ee..eehhhhhhhhhh..eeeehhhhhhhh.eeee.....hhhhhhhhhhhhhh....eeee..hhhhhh.........eeeeeee..hhhhhhhhhhh.....eeeeeee....hhhhhhhhhhhhhhhhhh.eee.hhhhhhhhhhhhhhhh.hhhhhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.hhhhhhhhhhhhhhhhhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4xdy A   1 MEILHDEDVDDSILRDKTIAVMGYGAQGDAQANCLKDSGINVVIGETEILGGNKNPSWEKAKEDGFEVLPIDKAAEKGDVVHILLPDEVQPAIYENQIKPQLKAGKALCFSHGFNICFKRIVPPEDVDVIMVAPKAPGTEERKAYLEGFGVPGLVAVKQNPSGEAREVALAMTKAMHWTKAGILECTFEQETYEDLFGEQCVLCGGLVELMRNGFEVLVEAGYPPEMAYFECVHEMKLIVDLVWQGGIKRMAEVISNTAEYGMWAVGHQIIGPEVKEKMKEALKRVENGEFANEWVDEYKRGIPFLKASREKMGEHQVETVGAEIRKLFAQ 331
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230       240       250       260       270       280       290       300       310       320       330 


Chain B from PDB  Type:PROTEIN  Length:331
                                                                                                                                                                                                                                                                                                                                                                           
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ....hhhhh.hhhhh..eeeee..hhhhhhhhhhhhhh..eeeeee..ee..eehhhhhhhhhh..eeeehhhhhhhh.eeee.....hhhhhhhhhhhhhh....eeee..hhhhhh.........eeeeeee..hhhhhhhhhhh.....eeeeeee....hhhhhhhhhhhhhhhhhh.eee.hhhhhhhhhhhhhhhh.hhhhhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.hhhhhhhhhhhhhhhhhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4xdy B   1 MEILHDEDVDDSILRDKTIAVMGYGAQGDAQANCLKDSGINVVIGETEILGGNKNPSWEKAKEDGFEVLPIDKAAEKGDVVHILLPDEVQPAIYENQIKPQLKAGKALCFSHGFNICFKRIVPPEDVDVIMVAPKAPGTEERKAYLEGFGVPGLVAVKQNPSGEAREVALAMTKAMHWTKAGILECTFEQETYEDLFGEQCVLCGGLVELMRNGFEVLVEAGYPPEMAYFECVHEMKLIVDLVWQGGIKRMAEVISNTAEYGMWAVGHQIIGPEVKEKMKEALKRVENGEFANEWVDEYKRGIPFLKASREKMGEHQVETVGAEIRKLFAQ 331
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230       240       250       260       270       280       290       300       310       320       330
   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 4XDY)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 4XDY)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 4XDY)

(-) Gene Ontology  (9, 9)

Asymmetric/Biological Unit(hide GO term definitions)

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