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(-) Description

Title :  SUGAR BINDING PROTEIN - HUMAN GALECTIN-2 (DIMER)
 
Authors :  J. Y. Su, Y. L. Si
Date :  27 Aug 15  (Deposition) - 14 Sep 16  (Release) - 19 Apr 17  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.61
Chains :  Asym./Biol. Unit :  A,B
Keywords :  Human Galectin-2, Sugar Binding Protein (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  Y. Si, S. Feng, J. Gao, Y. Wang, Z. Zhang, Y. Meng, Y. Zhou, G. Tai, J. Su
Human Galectin-2 Interacts With Carbohydrates And Peptides Non-Classically: New Insight From X-Ray Crystallography And Hemagglutination.
Acta Biochim. Biophys. Sin. V. 48 939 2016 (Shanghai)
PubMed-ID: 27563008  |  Reference-DOI: 10.1093/ABBS/GMW089

(-) Compounds

Molecule 1 - GALECTIN-2
    Chains: A, B
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Taxid: 562
    Gene: LGALS2
    Organism Common: HUMAN
    Organism Scientific: HOMO SAPIENS
    Organism Taxid: 9606
    Synonym: GAL-2,BETA-GALACTOSIDE-BINDING LECTIN L-14-II,HL14,LACTOSE- BINDING LECTIN 2,S-LAC LECTIN 2

 Structural Features

(-) Chains, Units

  12
Asymmetric/Biological Unit : AB

Summary Information (see also Sequences/Alignments below)

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

Asymmetric/Biological Unit (2, 2)
No.NameCountTypeFull Name
1GAL1Ligand/IonBETA-D-GALACTOSE
2GLC1Ligand/IonALPHA-D-GLUCOSE

(-) Sites  (1, 1)

Asymmetric Unit (1, 1)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREGLU A:55 , ASP A:94 , HIS B:48 , ASN B:50 , ARG B:52 , ASN B:61 , GLU B:71 , ARG B:73 , HOH B:309 , HOH B:315 , HOH B:338 , HOH B:339binding site for Poly-Saccharide residues GAL B 201 through GLC B 202

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 5DG2)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 5DG2)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 5DG2)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 5DG2)

(-) Exons   (0, 0)

(no "Exon" information available for 5DG2)

(-) 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:128
                                                                                                                                                                
               SCOP domains -------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains -------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains -------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ..eee........eeeeeeee......eeeeeeee..eeeeeeeee....eeeeeeee..ee...eee.........eeeeeeee...eeeee.....eeeee.........eeeeee.eeeeeeeee Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------------------------------------------------- Transcript
                 5dg2 A   7 ELEVKNMDMKPGSTLKITGSIADGTDGFVINLGQGTDKLNLHFNPRFSESTIVCNSLDGSNWGQEQREDHLCFSPGSEVKFTVTFESDKFKVKLPDGHELTFPNRLGHSHLSYLSVRGGFNMSSFKLK 134
                                    16        26        36        46        56        66        76        86        96       106       116       126        


Chain B from PDB  Type:PROTEIN  Length:131
                                                                                                                                                                   
               SCOP domains ----------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ----------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .....eee........eeeeeeee......eeeeee....eeeeeeeeehhhheeeeeeee..ee...eee.........eeeeeeee...eeeee.....eeeee.........eeeeee.eeeeeeeee Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------- Transcript
                 5dg2 B   4 MTGELEVKNMDMKPGSTLKITGSIADGTDGFVINLGQGTDKLNLHFNPRFSESTIVCNSLDGSNWGQEQREDHLCFSPGSEVKFTVTFESDKFKVKLPDGHELTFPNRLGHSHLSYLSVRGGFNMSSFKLK 134
                                    13        23        33        43        53        63        73        83        93       103       113       123       133
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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 5DG2)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 5DG2)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 5DG2)

(-) Gene Ontology  (3, 3)

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
        LEG2_HUMAN | P05162: 1hlc 5dg1 5ews

(-) Related Entries Specified in the PDB File

5dg1