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(-) Description

Title :  STRUCTURE OF CHITINASE D FROM SERRATIA PROTEAMACULANS REVEALED AN UNUSUALLY CONSTRAINED SUBSTRATE BINDING SITE
 
Authors :  J. Madhuprakash, A. Singh, S. Kumar, M. Sinha, P. Kaur, S. Sharma, A. R. P T. P. Singh
Date :  30 Jun 13  (Deposition) - 02 Oct 13  (Release) - 27 Jul 16  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.49
Chains :  Asym./Biol. Unit :  A
Keywords :  Tim Barrel, Hydrolase (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  J. Madhuprakash, K. B. Bobbili, B. M. Moerschbacher, T. P. Singh, M. J. Swamy, A. R. Podile
Inverse Relationship Between Chitobiase And Transglycosylation Activities Of Chitinase-D From Serratia Proteamaculans Revealed By Mutational And Biophysical Analyses.
Sci Rep V. 5 15657 2015
PubMed-ID: 26493546  |  Reference-DOI: 10.1038/SREP15657

(-) Compounds

Molecule 1 - GLYCOSIDE HYDROLASE FAMILY 18
    Chains: A
    EC Number: 3.2.1.14
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PET-22B (+)
    Expression System Strain: BL21(DE3)
    Expression System Taxid: 562
    Expression System Vector Type: PLASMID
    Gene: SPRO_2725
    Organism Scientific: SERRATIA PROTEAMACULANS
    Organism Taxid: 399741
    Strain: 568

 Structural Features

(-) Chains, Units

  1
Asymmetric/Biological Unit : A

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (3, 4)

Asymmetric/Biological Unit (3, 4)
No.NameCountTypeFull Name
1ACT1Ligand/IonACETATE ION
2GOL2Ligand/IonGLYCEROL
3OMT1Mod. Amino AcidS-DIOXYMETHIONINE

(-) Sites  (3, 3)

Asymmetric Unit (3, 3)
No.NameEvidenceResiduesDescription
1AC1SOFTWARETYR A:28 , ASP A:151 , GLU A:153 , MET A:220 , TYR A:222 , GOL A:503 , HOH A:1164BINDING SITE FOR RESIDUE ACT A 501
2AC2SOFTWAREGLN A:67 , GLU A:68 , THR A:69 , ASN A:70 , GLY A:115 , ARG A:117 , HOH A:666 , HOH A:680 , HOH A:790 , HOH A:799 , HOH A:1029BINDING SITE FOR RESIDUE GOL A 502
3AC3SOFTWAREASP A:34 , THR A:36 , MET A:220 , TYR A:222 , ASP A:223 , TYR A:276 , ARG A:278 , TRP A:395 , ACT A:501 , HOH A:1160 , HOH A:1165BINDING SITE FOR RESIDUE GOL A 503

(-) SS Bonds  (0, 0)

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

(-) Cis Peptide Bonds  (3, 3)

Asymmetric/Biological Unit
No.Residues
1Ser A:57 -Phe A:58
2Glu A:153 -Tyr A:154
3Trp A:395 -Glu A:396

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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

(-) PROSITE Motifs  (0, 0)

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

(-) Exons   (0, 0)

(no "Exon" information available for 4LGX)

(-) 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:398
                                                                                                                                                                                                                                                                                                                                                                                                                                              
               SCOP domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ......eeeeeee...........hhhhhhhhhh.eeeeeeeee........hhhhhhhhhh..ee.hhhhhhhhhhhhhhhhhh...eeeeeee.....hhhhhh.hhhhhhhhhhhhhhhhhhhh..eeeee.....hhhhhh.....hhhhhhhhhhhhhhhhh....eeeeee...hhhhhhh.hhhhhhhhh.eeee.........................hhhhh.hhhhhhhhhhhh..hhh.eeeeee.eee.hhhhh.........hhhhh.......hhhhhhhhhhh........eeehhhhhhhh.......eeeeee....eeeeeee.....eeeeee..hhhhhhhhhhhhhhhh..eeeeehhhhh..hhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4lgx A  18 AHAASYLSVGYFNGGGDVTAGPGGDINKLDVTQITHLNYSFGLIYNDEKQETNPALKDPSRLHQIYLSPKVmADLQLLPVLRKQNPELKVLLSVGGWGARGFSGAAATAESRAVFIRSVQQVIKQYHLDGIDLDWEYPVNGAWGLVESQPADRANFTLLLAELHKALDKGKLLTIAVGANVKSPQEWVDVKGIAPYLDYINLMTYDMAYGTQYFNSNLYDSKQWPTVAAADRYSANFVVDNYLAAGLKPAQLNLGIGFYGRVPKRATEPGIDWDKADAAKNPVTQPYFTARETAVFKAMGLDLTKDSYFKYNDIVSKLLNDPQRRFTAHWDSDAQVPYLTMKSAEGKPLFAISYENPRSVALKADYIKSKGLGGAMFWEYGADDNNRLAHQLAESLGI 415
                                    27        37        47        57        67        77        87 |      97       107       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       397       407        
                                                                                                  89-OMT
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  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 4LGX)

(-) CATH Domains  (0, 0)

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

(-) Pfam Domains  (0, 0)

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

(-) Gene Ontology  (7, 7)

Asymmetric/Biological Unit(hide GO term definitions)

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  Cis Peptide Bonds
    Glu A:153 - Tyr A:154   [ RasMol ]  
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 Related Entries

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        A8GFD6_SERP5 | A8GFD6: 4nzc 4ptm 4q22

(-) Related Entries Specified in the PDB File

3qok