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(-) Description

Title :  CRYSTAL STRUCTURE OF SUBTYPE-SWITCHED EPITHELIAL ADHESIN 1 TO 6 A DOMAIN (EPA1TO6A) FROM CANDIDA GLABRATA IN COMPLEX WITH GALB1-3GLC
 
Authors :  M. Maestre-Reyna, R. Diderrich, M. S. Veelders, G. Eulenburg, V. Kalug S. Brueckner, P. Keller, S. Rupp, H. -U. Moesch, L. -O. Essen
Date :  18 Jan 12  (Deposition) - 17 Oct 12  (Release) - 01 Apr 15  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.55
Chains :  Asym./Biol. Unit :  A
Keywords :  Cell Adhesion, Lectin, Tissue Invasion, Pathogenicity (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  M. Maestre-Reyna, R. Diderrich, M. S. Veelders, G. Eulenburg, V. Kalugin, S. Bruckner, P. Keller, S. Rupp, H. Mosch, L. Essen
Structural Basis For Promiscuity And Specificity During Candida Glabrata Invasion Of Host Epithelia.
Proc. Natl. Acad. Sci. Usa V. 109 16864 2012
PubMed-ID: 23035251  |  Reference-DOI: 10.1073/PNAS.1207653109

(-) Compounds

Molecule 1 - EPA1P
    Atcc: 2001
    Chains: A
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Strain: SHUFFLE T7 EXPRESS (C3029)
    Expression System Taxid: 562
    Expression System Vector: PET28A
    Expression System Vector Type: PLASMID
    Fragment: ADHESION DOMAIN (A DOMAIN), RESIDUES 31-271
    Mutation: YES
    Organism Scientific: CANDIDA GLABRATA
    Organism Taxid: 5478
    Other Details: SUB-TYPE SWITCHED EPA1A VARIANT WHICH EMULATES THE BINDING POCKET OF EPA6A
    Strain: CBS138
    Synonym: EPITHELIAL ADHESIN 1

 Structural Features

(-) Chains, Units

  1
Asymmetric/Biological Unit : A

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (5, 6)

Asymmetric/Biological Unit (5, 6)
No.NameCountTypeFull Name
1CA1Ligand/IonCALCIUM ION
2GAL1Ligand/IonBETA-D-GALACTOSE
3GLC1Ligand/IonALPHA-D-GLUCOSE
4GOL2Ligand/IonGLYCEROL
5PEG1Ligand/IonDI(HYDROXYETHYL)ETHER

(-) Sites  (5, 5)

Asymmetric Unit (5, 5)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREASP A:164 , ASP A:165 , ASN A:225 , ASP A:227 , ASP A:229 , GAL A:1268BINDING SITE FOR RESIDUE CA A1267
2AC2SOFTWAREPHE A:236 , THR A:238 , ASN A:241 , VAL A:245 , TYR A:251 , HOH A:2142BINDING SITE FOR RESIDUE GOL A1270
3AC3SOFTWAREPHE A:156 , HIS A:157 , THR A:158 , LYS A:237 , THR A:238 , HOH A:2187 , HOH A:2212 , HOH A:2213BINDING SITE FOR RESIDUE GOL A1271
4AC4SOFTWAREPRO A:52 , PHE A:111 , TYR A:112 , HIS A:125 , HOH A:2016 , HOH A:2126BINDING SITE FOR RESIDUE PEG A1272
5AC5SOFTWARETYR A:76 , GLY A:118 , CYS A:119 , ASP A:164 , ASP A:165 , TRP A:198 , ARG A:226 , ASP A:227 , ASN A:228 , ASP A:229 , CA A:1267 , HOH A:2050 , HOH A:2055 , HOH A:2120BINDING SITE FOR CHAIN A OF POLYSACCHARIDE RESIDUES 1268 TO 1269

(-) SS Bonds  (3, 3)

Asymmetric/Biological Unit
No.Residues
1A:50 -A:179
2A:78 -A:119
3A:180 -A:262

(-) Cis Peptide Bonds  (2, 2)

Asymmetric/Biological Unit
No.Residues
1Tyr A:76 -Pro A:77
2Asp A:164 -Asp A:165

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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

(-) PROSITE Motifs  (0, 0)

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

(-) Exons   (0, 0)

(no "Exon" information available for 4AFC)

(-) 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:229
 aligned with Q6VBJ0_CANGB | Q6VBJ0 from UniProtKB/TrEMBL  Length:1034

    Alignment length:229
                                    48        58        68        78        88        98       108       118       128       138       148       158       168       178       188       198       208       218       228       238       248       258         
         Q6VBJ0_CANGB    39 ASKDPTTFPLGCSPDITTPKKGLSMELYSYDFRKKGSYPCWDAAYLDPNYPRTGYKSHRLLAKVDGVTGNINFYYHATKGCTPQLGHLPASYNYPKPLTMTNFTMLLYGYFRPKVTGFHTFTISADDLLFVNFGAGNAFDCCRRDSSADHFGNYQAYAIWGSKTAKDELTVHLDAGVYYPIRLFYNNREYDGALSFTFKTESNENTVSDFSEYFFSLDDTEEGCPGLIS 267
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ...................ee.eeeeeee............hhhhhh.....hhhhhh.eeeeeeee.....eee.........ee..hhhhh....ee...eeeeeeeee.....eeeeeeeeee.eeeeee.........hhhhhh.......eeee......eeeeeeee.....eeeeeeeee....eeeeeeeee.............eee............. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4afc A  39 ASKDPTTFPLGCSPDITTPKKGLSMELYSYDFRKKGSYPCWDAAYLDPNYPRTGYKSHRLLAKVDGVTGNINFYYHATKGCTPQLGHLPASYNYPKPLTMTNFTMLLYGYFRPKVTGFHTFTISADDLLFVNFGAGNAFDCCRRDSSADHFGNYQAYAIWGSKTAKDELTVHLDAGVYYPIRLFYNNRDNDGALSFTFKTESNENTVSDFSEYFFSLDDTEEGCPGLIS 267
                                    48        58        68        78        88        98       108       118       128       138       148       158       168       178       188       198       208       218       228       238       248       258
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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 4AFC)

(-) CATH Domains  (0, 0)

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

(-) Pfam Domains  (0, 0)

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

(-) Gene Ontology  (1, 1)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A   (Q6VBJ0_CANGB | Q6VBJ0)
molecular function
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.

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 Related Entries

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

UniProtKB/Swiss-Prot
        Q6VBJ0_CANGB | Q6VBJ0: 4asl
UniProtKB/TrEMBL
        Q6VBJ0_CANGB | Q6VBJ0: 4a3x 4af9 4afa 4afb

(-) Related Entries Specified in the PDB File

4a3x STRUCTURE OF THE N-TERMINAL DOMAIN OF THE EPA1 ADHESIN (EPA1-NP) FROM THE PATHOGENIC YEAST CANDIDA GLABRATA, IN COMPLEX WITH CALCIUM AND LACTOSE
4af9 CRYSTAL STRUCTURE OF EPITHELIAL ADHESIN 1 A DOMAIN ( EPA1A) FROM CANDIDA GLABRATA IN COMPLEX WITH GALB1- 3GLC
4afa CRYSTAL STRUCTURE OF SUBTYPE-SWITCHED EPITHELIAL ADHESIN 1 TO 2 A DOMAIN (EPA1TO2A) FROM CANDIDA GLABRATA IN COMPLEX WITH GLYCEROL
4afb CRYSTAL STRUCTURE OF SUBTYPE-SWITCHED EPITHELIAL ADHESIN 1 TO 3 A DOMAIN (EPA1TO3A) FROM CANDIDA GLABRATA IN COMPLEX WITH GLYCEROL
4asl STRUCTURE OF EPA1A IN COMPLEX WITH THE T-ANTIGEN ( GAL-B1-3-GALNAC)