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(-) Description

Title :  CHITOSANASE COMPLEX STRUCTURE
 
Authors :  W. Z. Liu, Q. Q. Lyu, B. Q. Han
Date :  25 Jan 14  (Deposition) - 30 Apr 14  (Release) - 06 Aug 14  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.59
Chains :  Asym. Unit :  A,B
Biol. Unit 1:  A  (1x)
Biol. Unit 2:  B  (1x)
Keywords :  Chitosanase, Glycoside Hydrolase, Chitosan, Hydrolase (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  Q. Lyu, S. Wang, W. Xu, B. Han, W. Liu, D. N. Jones, W. Liu
Structural Insights Into The Substrate-Binding Mechanism Fo A Novel Chitosanase.
Biochem. J. V. 461 335 2014
PubMed-ID: 24766439  |  Reference-DOI: 10.1042/BJ20140159

(-) Compounds

Molecule 1 - CHITOSANASE
    Chains: A, B
    EC Number: 3.2.1.132
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PGEX6P-1
    Expression System Strain: BL21(DE3)
    Expression System Taxid: 469008
    Expression System Vector Type: PLASMIDS
    Gene: CHI, CHITOSANASE OU01
    Organism Scientific: PSEUDOMONAS SP. LL2(2010)
    Organism Taxid: 878476

 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  (2, 15)

Asymmetric Unit (2, 15)
No.NameCountTypeFull Name
1GCS12Ligand/IonD-GLUCOSAMINE
2GOL3Ligand/IonGLYCEROL
Biological Unit 1 (2, 8)
No.NameCountTypeFull Name
1GCS6Ligand/IonD-GLUCOSAMINE
2GOL2Ligand/IonGLYCEROL
Biological Unit 2 (2, 7)
No.NameCountTypeFull Name
1GCS6Ligand/IonD-GLUCOSAMINE
2GOL1Ligand/IonGLYCEROL

(-) Sites  (5, 5)

Asymmetric Unit (5, 5)
No.NameEvidenceResiduesDescription
1AC1SOFTWARETRP A:31 , GLN A:32 , TYR A:35 , ARG A:114 , ASP A:118 , GOL A:308BINDING SITE FOR RESIDUE GOL A 307
2AC2SOFTWARELYS A:14 , TRP A:31 , ARG A:121 , GOL A:307 , HOH A:509BINDING SITE FOR RESIDUE GOL A 308
3AC3SOFTWAREASP A:210 , GLN A:218 , ALA B:204 , ASP B:205 , THR B:206 , SER B:207 , THR B:211 , HOH B:436 , HOH B:452BINDING SITE FOR RESIDUE GOL B 307
4AC4SOFTWAREGLU A:25 , ASN A:26 , SER A:27 , TYR A:37 , ILE A:41 , ASP A:43 , ARG A:45 , ILE A:52 , GLY A:53 , THR A:58 , ASP A:60 , TYR A:125 , VAL A:151 , VAL A:152 , HIS A:153 , GLY A:154 , PRO A:155 , GLN A:158 , ALA A:202 , HIS A:203 , TYR A:233 , ASP A:235 , HOH A:460 , HOH A:477 , HOH A:584 , HOH A:586 , HOH A:604 , HOH A:608 , HOH A:610 , HOH A:622 , GLN B:218BINDING SITE FOR CHAIN A OF POLYSACCHARIDE RESIDUES 301 TO 306
5AC5SOFTWAREHOH A:619 , PHE B:24 , GLU B:25 , ASN B:26 , SER B:27 , TYR B:37 , ILE B:41 , ASP B:43 , ARG B:45 , THR B:48 , ILE B:52 , GLY B:53 , THR B:55 , THR B:58 , ASP B:60 , TYR B:125 , VAL B:151 , VAL B:152 , HIS B:153 , GLY B:154 , PRO B:155 , GLN B:158 , ALA B:202 , HIS B:203 , TYR B:233 , ASP B:235 , HOH B:512 , HOH B:542 , HOH B:543 , HOH B:553 , HOH B:559BINDING SITE FOR CHAIN B OF POLYSACCHARIDE RESIDUES 301 TO 306

(-) SS Bonds  (0, 0)

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

(-) Cis Peptide Bonds  (2, 2)

Asymmetric Unit
No.Residues
1Arg A:226 -Pro A:227
2Arg B:226 -Pro B:227

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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

(-) PROSITE Motifs  (0, 0)

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

(-) Exons   (0, 0)

(no "Exon" information available for 4OLT)

(-) 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:236
                                                                                                                                                                                                                                                                            
               SCOP domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .....hhhhhhhhhhhhhhhhhh..hhhhhh..ee........ee....ee...hhhhhhhhhhhhhh....hhhhhhhhhhhh.......hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhh......hhhhhhhhhhhhh.hhhhh.hhhhhhhhhhhhhhhhhhhhhhhh.hhhhhhhhhhhhhh........eeeee..eeeee. Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4olt A   5 TVDLDAPVQKDTAMSLVSSFENSSTDWQAQYGYLEDIADGRGYTGGLIGFTSGTGDMLELVRAYSASSPGNPLEQYIPALEAVNGTDSHAGLGQGFEQAWADAAETSEFRAAQDAERDRVYFDPAVAQGKADGLSALGQFAYYDTLVVHGPGSQRDAFGGIRAEALSAALPPSQGGDETEYLEAFFDARNVIMREEPAHADTSRIDTAQRVFLQNGNFDLERPLTWSVYGDQYSLN 240
                                    14        24        34        44        54        64        74        84        94       104       114       124       134       144       154       164       174       184       194       204       214       224       234      


Chain B from PDB  Type:PROTEIN  Length:237
                                                                                                                                                                                                                                                                             
               SCOP domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ......hhhhhhhhhhhhhhhhhh..hhhhh...ee........ee....ee...hhhhhhhhhhhhhh....hhhhhhhhhhhh.......hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhh......hhhhhhhhhhhhh.hhhhh.hhhhhhhhhhhhhhhhhhhhhhhh.hhhhhhhhhhhhhh........eeeee..eeeee. Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4olt B   4 GTVDLDAPVQKDTAMSLVSSFENSSTDWQAQYGYLEDIADGRGYTGGLIGFTSGTGDMLELVRAYSASSPGNPLEQYIPALEAVNGTDSHAGLGQGFEQAWADAAETSEFRAAQDAERDRVYFDPAVAQGKADGLSALGQFAYYDTLVVHGPGSQRDAFGGIRAEALSAALPPSQGGDETEYLEAFFDARNVIMREEPAHADTSRIDTAQRVFLQNGNFDLERPLTWSVYGDQYSLN 240
                                    13        23        33        43        53        63        73        83        93       103       113       123       133       143       153       163       173       183       193       203       213       223       233
   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 4OLT)

(-) CATH Domains  (0, 0)

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

(-) Pfam Domains  (0, 0)

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

(-) Gene Ontology  (6, 6)

Asymmetric Unit(hide GO term definitions)

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