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(-) Description

Title :  CO-CRYSTAL STRUCTURE OF CHITOSANASE OU01 WITH SUBSTRATE
 
Authors :  Q. Lyu, W. Liu, B. Han
Date :  17 Jul 14  (Deposition) - 22 Jul 15  (Release) - 29 Jul 15  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.70
Chains :  Asym. Unit :  A,B
Biol. Unit 1:  A  (1x)
Biol. Unit 2:  B  (1x)
Keywords :  Chitosan, Glycoside Hydrolase, Chitosanase Ou01, Chito-Oligomer, Hydrolysis, Hydrolase (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  Q. Lyu, Y. Shi, S. Wang, Y. Yang, B. Han, W. Liu, D. N. Jones, W. Liu
Structural And Biochemical Insights Into The Degradation Mechanism Of Chitosan By Chitosanase Ou01.
Biochim. Biophys. Acta V. 1850 1953 2015
PubMed-ID: 26145578  |  Reference-DOI: 10.1016/J.BBAGEN.2015.06.011

(-) 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
    Fragment: CHITOSANASE OU01
    Gene: CHITOSANASE OU01
    Mutation: YES
    Organism Scientific: PSEUDOMONAS SP. A-01
    Organism Taxid: 201382
    Strain: MICROBACTERIUM SP.

 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, 13)

Asymmetric Unit (3, 13)
No.NameCountTypeFull Name
1ACT1Ligand/IonACETATE ION
2GCS11Ligand/IonD-GLUCOSAMINE
3GOL1Ligand/IonGLYCEROL
Biological Unit 1 (2, 6)
No.NameCountTypeFull Name
1ACT1Ligand/IonACETATE ION
2GCS5Ligand/IonD-GLUCOSAMINE
3GOL-1Ligand/IonGLYCEROL
Biological Unit 2 (2, 7)
No.NameCountTypeFull Name
1ACT-1Ligand/IonACETATE ION
2GCS6Ligand/IonD-GLUCOSAMINE
3GOL1Ligand/IonGLYCEROL

(-) Sites  (13, 13)

Asymmetric Unit (13, 13)
No.NameEvidenceResiduesDescription
01AC1SOFTWARETHR A:58 , HIS A:153 , GLY A:154 , PRO A:155 , GCS A:302 , HOH A:522 , HOH A:529BINDING SITE FOR RESIDUE GCS A 301
02AC2SOFTWAREARG A:45 , GLY A:53 , THR A:58 , ASP A:60 , TYR A:125 , VAL A:152 , HIS A:153 , GCS A:301 , HOH A:411 , HOH A:522BINDING SITE FOR RESIDUE GCS A 302
03AC3SOFTWAREGLU A:25 , TYR A:37 , ILE A:41 , ALA A:202 , GCS A:304 , HOH A:413 , HOH A:449BINDING SITE FOR RESIDUE GCS A 303
04AC4SOFTWAREGLU A:25 , ASN A:26 , SER A:27 , TYR A:233 , GCS A:303 , GCS A:305 , HOH A:533 , HOH A:552BINDING SITE FOR RESIDUE GCS A 304
05AC5SOFTWARESER A:27 , ASP A:235 , GCS A:304BINDING SITE FOR RESIDUE GCS A 305
06AC6SOFTWAREGLY A:44 , GLY A:89BINDING SITE FOR RESIDUE ACT A 306
07AC7SOFTWARETRP B:31 , GLN B:32 , TYR B:35 , ARG B:114 , ASP B:118 , HOH B:468 , HOH B:558BINDING SITE FOR RESIDUE GOL B 301
08AC8SOFTWAREGLU B:25 , TYR B:37 , ALA B:202 , GCS B:303 , GCS B:307 , HOH B:439 , HOH B:447 , HOH B:534BINDING SITE FOR RESIDUE GCS B 302
09AC9SOFTWAREGLU B:25 , ASN B:26 , SER B:27 , TYR B:233 , GCS B:302 , GCS B:304 , HOH B:543 , HOH B:545BINDING SITE FOR RESIDUE GCS B 303
10BC1SOFTWAREGLN A:218 , SER B:27 , ASP B:235 , GCS B:303 , HOH B:543 , HOH B:569BINDING SITE FOR RESIDUE GCS B 304
11BC2SOFTWAREHIS B:153 , GLY B:154 , PRO B:155 , GLN B:158 , GCS B:306BINDING SITE FOR RESIDUE GCS B 305
12BC3SOFTWAREARG B:45 , GLY B:53 , THR B:58 , ASP B:60 , TYR B:125 , VAL B:152 , HIS B:153 , GCS B:305 , GCS B:307 , HOH B:428BINDING SITE FOR RESIDUE GCS B 306
13BC4SOFTWAREGLU B:25 , ARG B:45 , THR B:48 , GLY B:53 , THR B:55 , VAL B:152 , HIS B:203 , GCS B:302 , GCS B:306BINDING SITE FOR RESIDUE GCS B 307

(-) SS Bonds  (0, 0)

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

(-) 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 4QWP)

(-) PROSITE Motifs  (0, 0)

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

(-) Exons   (0, 0)

(no "Exon" information available for 4QWP)

(-) 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:237
                                                                                                                                                                                                                                                                             
               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
                 4qwp A   4 GTVDLDAPVQKDTAMSLVSSFENSSTDWQAQYGYLEDIAAGRGYTGGLIGFTSGTGDMLELVRAYSASSPGNPLEQYIPALEAVNGTDSHAGLGQGFEQAWADAAETSEFRAAQDAERDRVYFDPAVAQGKADGLSALGQFAYYDTLVVHGPGSQRDAFGGIRAEALSAALPPSQGGDETEYLEAFFDARNVIMREEPAHADTSRIDTAQRVFLQNGNFDLERPLTWSVYGDQYSLN 240
                                    13        23        33        43        53        63        73        83        93       103       113       123       133       143       153       163       173       183       193       203       213       223       233       


Chain B from PDB  Type:PROTEIN  Length:237
                                                                                                                                                                                                                                                                             
               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
                 4qwp B   4 GTVDLDAPVQKDTAMSLVSSFENSSTDWQAQYGYLEDIAAGRGYTGGLIGFTSGTGDMLELVRAYSASSPGNPLEQYIPALEAVNGTDSHAGLGQGFEQAWADAAETSEFRAAQDAERDRVYFDPAVAQGKADGLSALGQFAYYDTLVVHGPGSQRDAFGGIRAEALSAALPPSQGGDETEYLEAFFDARNVIMREEPAHADTSRIDTAQRVFLQNGNFDLERPLTWSVYGDQYSLN 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)
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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 4QWP)

(-) CATH Domains  (0, 0)

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

(-) Pfam Domains  (0, 0)

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

(-) Gene Ontology  (6, 6)

Asymmetric Unit(hide GO term definitions)

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4olt DIFFERENT MUTATION