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(-) Description

Title :  GH20C, BETA-HEXOSAMINIDASE FROM STREPTOCOCCUS PNEUMONIAE IN COMPLEX WITH GAL-NGT
 
Authors :  M. Cid, C. S. Robb, M. A. Higgins, A. B. Boraston
Date :  26 Jun 15  (Deposition) - 23 Sep 15  (Release) - 07 Dec 16  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.10
Chains :  Asym./Biol. Unit :  A,B
Keywords :  Beta-Hexosaminidase, Streptococcus Pneumoniae, Bacterial Proteins, Carbohydrate Conformation, Catalytic Domain, Enzyme Inhibitors, Host-Pathogen Interactions, Hydrogen Bonding, Hydrolysis, Models, Polysaccharides, Protein Binding, Virulence Factors, Hydrolase (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  M. Robb, C. S. Robb, M. A. Higgins, J. K. Hobbs, J. C. Paton, A. B. Borasto
A Second Beta-Hexosaminidase Encoded In The Streptococcus Pneumoniae Genome Provides An Expanded Biochemical Ability To Degrade Host Glycans
J. Biol. Chem. V. 290 30888 2015
PubMed-ID: 26491009  |  Reference-DOI: 10.1074/JBC.M115.688630

(-) Compounds

Molecule 1 - GH20C
    Chains: A, B
    EC Number: 3.2.1.52
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Strain: BL21(DE3)
    Expression System Taxid: 469008
    Expression System Vector: PET28A
    Expression System Vector Type: PLASMID
    Organism Scientific: STREPTOCOCCUS PNEUMONIAE
    Organism Taxid: 170187
    Strain: TIGR4

 Structural Features

(-) Chains, Units

  12
Asymmetric/Biological Unit : AB

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (1, 2)

Asymmetric/Biological Unit (1, 2)
No.NameCountTypeFull Name
1NSG2Ligand/Ion(2S,3AR,5R,6R,7R,7AR)-5-(HYDROXYMETHYL)-2-METHYL-2,3A,5HEXAHYDRO-1H-PYRANO[3,2-D][1,3]THIAZOLE-6,7-DIOL

(-) Sites  (2, 2)

Asymmetric Unit (2, 2)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREARG B:94 , HIS B:169 , ASP B:222 , GLU B:223 , TRP B:266 , TRP B:306 , TYR B:308 , TRP B:339 , TRP B:373 , ASP B:375 , HOH B:2110 , HOH B:2204 , HOH B:2283 , HOH B:2502BINDING SITE FOR RESIDUE NSG B1627
2AC2SOFTWAREARG A:94 , ASP A:222 , GLU A:223 , TRP A:266 , TRP A:306 , TYR A:308 , TRP A:339 , TRP A:373 , ASP A:375 , HOH A:2145 , HOH A:2326 , HOH A:2368BINDING SITE FOR RESIDUE NSG A1627

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 5A6K)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 5A6K)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 5A6K)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 5A6K)

(-) Exons   (0, 0)

(no "Exon" information available for 5A6K)

(-) 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:626
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  
               SCOP domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ..eee..hhhhhhhhhhhh........eeeeee.....eeeeee..eeeeee...hhhhhhhhhhhhhhhhh..eeeee.....eeeeeee.......hhhhhhhhhhhhhhhh..eeeee....................hhhhhhhhhhhhhh...eeeee......hhhhhh..hhhhhh.eee..ee...hhhhhhhhhhhhhhhh.....eee...........hhhhhhhh..hhhhhhhhhhhhhhhhhhhh..eeeeehhhhhhhh............hhhhhhhhhhhh..eeeeee.....hhhhhhhhhhhhhh....eeeeee.........hhhhhhhhhhhhhhhhhhh...eeeeee........hhhhhhhhhhhhhhhhhh....hhhhhhhhhhh.hhhhhhhhhhhhh...........hhhhhhhhh......hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhhhhhhhhhhhhh.....hhhhhh....................hhhhhhh....... Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 5a6k A   1 MVRFTGLSLKQTQAIEVLKGHISLPDVEVAVTQSDQASISIEGEEGHYQLTYRKPHQLYRALSLLVTVLAEADKVEIEEQAAYEDLAYMVDCSRNAVLNVASAKQMIEILALMGYSTFELYMEDTYQIEGQPYFGYFRGAYSAEELQEIEAYAQQFDVTFVPCIQTLAHLSAFVKWGVKEVQELRDVEDILLIGEEKVYDLIDGMFATLSKLKTRKVNIGMDEAHLVGLGRYLILNGVVDRSLLMCQHLERVLDIADKYGFHCQMWSDMFFKLMSADGQYDRDVEIPEETRVYLDRLKDRVTLVYWDYYQDSEEKYNRNFRNHHKISHDLAFAGGAWKWIGFTPHNHFSRLVAIEANKACRANQIKEVIVTGWGDNGGETAQFSILPSLQIWAELSYRNDLDGLSAHFKTNTGLTVEDFMQIDLANLLPDLPGNLSGINPNRYVFYQDILCPILDQHMTPEQDKPHFAQAAETLANIKEKAGNYAYLFETQAQLNAILSSKVDVGRRIRQAYQADDKESLQQIARQELPELRSQIEDFHALFSHQWLKENKVFGLDTVDIRMGGLLQRIKRAESRIEVYLAGQLDRIDELEVEILPFTDFYADKDFAATTANQWHTIATASTIYTT 626
                                    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       340       350       360       370       380       390       400       410       420       430       440       450       460       470       480       490       500       510       520       530       540       550       560       570       580       590       600       610       620      


Chain B from PDB  Type:PROTEIN  Length:625
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .eee..hhhhhhhhhhhh........eeeeee.....eeeeee..eeeeee...hhhhhhhhhhhhhhh....eeeee.....eeeeeee.......hhhhhhhhhhhhhhhh..eeeeee...................hhhhhhhhhhhhhhh..eeeeee.....hhhhhh..hhhhhh.eee..ee...hhhhhhhhhhhhhhhh.....eee...........hhhhhhhh..hhhhhhhhhhhhhhhhhhhh..eeeeehhhhhhhhh...........hhhhhhhhhhhhh.eeeeee.....hhhhhhhhhhhhhh....eeeeee.........hhhhhhhhhhhhhhhhhhh...eeeeee........hhhhhhhhhhhhhhhhhhh...hhhhhhhhhhh.hhhhhhhhhhhhh...........hhhhhhhhh......hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhhhhhhhhhhhhh.....hhhhhh....................hhhhhhh....... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 5a6k B   2 VRFTGLSLKQTQAIEVLKGHISLPDVEVAVTQSDQASISIEGEEGHYQLTYRKPHQLYRALSLLVTVLAEADKVEIEEQAAYEDLAYMVDCSRNAVLNVASAKQMIEILALMGYSTFELYMEDTYQIEGQPYFGYFRGAYSAEELQEIEAYAQQFDVTFVPCIQTLAHLSAFVKWGVKEVQELRDVEDILLIGEEKVYDLIDGMFATLSKLKTRKVNIGMDEAHLVGLGRYLILNGVVDRSLLMCQHLERVLDIADKYGFHCQMWSDMFFKLMSADGQYDRDVEIPEETRVYLDRLKDRVTLVYWDYYQDSEEKYNRNFRNHHKISHDLAFAGGAWKWIGFTPHNHFSRLVAIEANKACRANQIKEVIVTGWGDNGGETAQFSILPSLQIWAELSYRNDLDGLSAHFKTNTGLTVEDFMQIDLANLLPDLPGNLSGINPNRYVFYQDILCPILDQHMTPEQDKPHFAQAAETLANIKEKAGNYAYLFETQAQLNAILSSKVDVGRRIRQAYQADDKESLQQIARQELPELRSQIEDFHALFSHQWLKENKVFGLDTVDIRMGGLLQRIKRAESRIEVYLAGQLDRIDELEVEILPFTDFYADKDFAATTANQWHTIATASTIYTT 626
                                    11        21        31        41        51        61        71        81        91       101       111       121       131       141       151       161       171       181       191       201       211       221       231       241       251       261       271       281       291       301       311       321       331       341       351       361       371       381       391       401       411       421       431       441       451       461       471       481       491       501       511       521       531       541       551       561       571       581       591       601       611       621
   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 5A6K)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 5A6K)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 5A6K)

(-) Gene Ontology  (1, 1)

Asymmetric/Biological Unit(hide GO term definitions)

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 Related Entries

(-) Entries Sharing at Least One Protein Chain (UniProt ID)

UniProtKB/Swiss-Prot
        C1CH75_STRZJ | C1CH75: 5a69 5a6a 5a6b 5a6j 5ac4 5ac5
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(-) Related Entries Specified in the PDB File

5a69 GH20C, BETA-HEXOSAMINIDASE FROM STREPTOCOCCUS PNEUMONIAE IN COMPLEX WITH GAL-PUGNAC
5a6a GH20C, BETA-HEXOSAMINIDASE FROM STREPTOCOCCUS PNEUMONIAE IN COMPLEX WITH NGT
5a6b GH20C, BETA-HEXOSAMINIDASE FROM STREPTOCOCCUS PNEUMONIAE IN COMPLEX WITH PUGNAC
5a6j GH20C, BETA-HEXOSAMINIDASE FROM STREPTOCOCCUS PNEUMONIAE