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(-) Description

Title :  CRYSTAL STRUCTURE OF FAMILY GH18 CHITINASE FROM CYCAS REVOLUTA A COMPLEX WITH ALLOSAMIDIN
 
Authors :  N. Umemoto, T. Numata, T. Ohnuma, T. Fukamizo
Date :  21 Aug 14  (Deposition) - 15 Jul 15  (Release) - 15 Jul 15  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.50
Chains :  Asym./Biol. Unit :  A
Keywords :  Chitinase, Carbohydrate, Hydrolase-Hydrolase Inhibitor Complex (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  N. Umemoto, Y. Kanda, T. Ohnuma, T. Osawa, T. Numata, S. Sakuda, T. Taira, T. Fukamizo
Crystal Structures And Inhibitor Binding Properties Of Plan Class V Chitinases: The Cycad Enzyme Exhibits Unique Structural And Functional Features.
Plant J. V. 82 54 2015
PubMed-ID: 25652217  |  Reference-DOI: 10.1111/TPJ.12785

(-) Compounds

Molecule 1 - CHITINASE A
    Chains: A
    EC Number: 3.2.1.14
    Engineered: YES
    Expression System: ESCHERICHIA COLI BL21(DE3)
    Expression System Plasmid: PET-22B
    Expression System Taxid: 469008
    Expression System Vector Type: PLASMID
    Fragment: UNP RESIDUES 24-370
    Gene: CRCHIA
    Organism Common: SAGO PALM
    Organism Scientific: CYCAS REVOLUTA
    Organism Taxid: 3396

 Structural Features

(-) Chains, Units

  1
Asymmetric/Biological Unit : A

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 3)

Asymmetric/Biological Unit (2, 3)
No.NameCountTypeFull Name
1ACT2Ligand/IonACETATE ION
2AO31Ligand/IonALLOSAMIDIN

(-) Sites  (3, 3)

Asymmetric Unit (3, 3)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREPHE A:130 , VAL A:131 , VAL A:134 , GLU A:157 , ILE A:179BINDING SITE FOR RESIDUE ACT A 401
2AC2SOFTWAREARG A:62 , PRO A:175 , VAL A:176 , GLN A:177 , PHE A:178 , HOH A:564BINDING SITE FOR RESIDUE ACT A 402
3AC3SOFTWAREPHE A:8 , TYR A:12 , PHE A:34 , GLY A:77 , ASP A:117 , GLU A:119 , MET A:189 , TYR A:191 , ASP A:192 , PHE A:325 , TRP A:327 , GLN A:331 , HOH A:532 , HOH A:555 , HOH A:696 , HOH A:743BINDING SITE FOR RESIDUE AO3 A 403

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 4R5E)

(-) Cis Peptide Bonds  (7, 7)

Asymmetric/Biological Unit
No.Residues
1Ala A:33 -Phe A:34
2Ala A:39 -Pro A:40
3Glu A:119 -Tyr A:120
4Glu A:122 -Pro A:123
5Leu A:165 -Phe A:166
6Pro A:263 -Val A:264
7Trp A:327 -Ser A:328

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 4R5E)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 4R5E)

(-) Exons   (0, 0)

(no "Exon" information available for 4R5E)

(-) 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:343
                                                                                                                                                                                                                                                                                                                                                                                       
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .eeeeeee.hhh...hhhhhhhhhh.eeeeeee..............hhhhhhhhhhhhhh.....eeeeeeee.hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh..eeeeee....hhhhhhhhhhhhhhhhhhhhhhhhhhh....eeeeeee...ee......ee.hhhhhhhhh.eeeee........................hhhhhhhhhhhhh.hhh.eeeeee.eeeeeee...........eeee.....eeehhhhhhhhhh..eeeee....eeeeee..eeeee.hhhhhhhhhhhhhhh...eeeee.hhhh..hhhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4r5e A   3 ALKVGFWPAYSVSEFPPSKINSRLFTHLYYAFAELNAPTFEVRVPPGSEKTAEDFTPTVRRLNPSVKTLISIGGGGSEVRDNFAKLNSDASARQRFVKSSIALARRYGFHGLDLDYEYPEPQLEMENFVKLVSELTAAIREEARTSGKPRLLLTEAVYFHQKLFPWEVVTEYPVQFIAAGLDWVNVMAYDFHGSWENFTGAPAALRDPSKFTASVGIESFLAAGMPPEKLVLGIPLFGRSWLLKNNNEVGIGAPAVGAGPVDGALSFSEIQNFIRGGAREVFDTTTVSAYAYKDNVWVGYDNQQSVALKVQYAKEKRLGGYFFWSVNQDIDAILPKIASDTWG 346
                                    12        22        32        42        52        62        72        82        92       102       112       122       132       142       152       162       172       182       192       202       213       223       233       243       253       263       273       283       293       303       313       323       333       343   
                                                                                                                                                                                                                                         210|                                                                                                                                      
                                                                                                                                                                                                                                          212
   Legend:   → Mismatch (orange background)
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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)

(no "SCOP Domain" information available for 4R5E)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 4R5E)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 4R5E)

(-) Gene Ontology  (4, 4)

Asymmetric/Biological Unit(hide GO term definitions)

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  Cis Peptide Bonds
    Ala A:33 - Phe A:34   [ RasMol ]  
    Ala A:39 - Pro A:40   [ RasMol ]  
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    Leu A:165 - Phe A:166   [ RasMol ]  
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    Trp A:327 - Ser A:328   [ RasMol ]  
 

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        Q4W6L6_CYCRE | Q4W6L6: 3wij 4mnj 4mnk 4mnl 4mnm

(-) Related Entries Specified in the PDB File

4mnj