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(-) Description

Title :  HUMAN ECTO-5'-NUCLEOTIDASE (CD73): CRYSTAL FORM II (OPEN) IN COMPLEX WITH BAICALIN
 
Authors :  M. Zebisch, J. Pippel, K. Knapp, N. Straeter
Date :  12 Sep 12  (Deposition) - 28 Nov 12  (Release) - 26 Dec 12  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.70
Chains :  Asym. Unit :  A
Biol. Unit 1:  A  (2x)
Keywords :  Dimer, Hydrolase Phosphatase Nucleotidase, Extracellular, Hydrolase- Hydrolase Inhibitor Complex (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  K. Knapp, M. Zebisch, J. Pippel, A. El-Tayeb, C. E. Muller, N. Strater
Crystal Structure Of The Human Ecto-5'-Nucleotidase (Cd73): Insights Into The Regulation Of Purinergic Signaling.
Structure V. 20 2161 2012
PubMed-ID: 23142347  |  Reference-DOI: 10.1016/J.STR.2012.10.001

(-) Compounds

Molecule 1 - 5'-NUCLEOTIDASE
    ChainsA
    EC Number3.1.3.5
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System PlasmidPET45B(+)
    Expression System StrainROSETTA PLYSS
    Expression System Taxid562
    Expression System Vector TypePLASMID
    FragmentUNP RESIDUES 27-549
    GeneNT5, NT5E, NTE
    MutationYES
    Organism CommonHUMAN
    Organism ScientificHOMO SAPIENS
    Organism Taxid9606
    Synonym5'-NT, ECTO-5'-NUCLEOTIDASE

 Structural Features

(-) Chains, Units

  1
Asymmetric Unit A
Biological Unit 1 (2x)A

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (4, 5)

Asymmetric Unit (4, 5)
No.NameCountTypeFull Name
10XE1Ligand/Ion5,6-DIHYDROXY-4-OXO-2-PHENYL-4H-CHROMEN-7-YL BETA-D-GLUCOPYRANOSIDURONIC ACID
2CA1Ligand/IonCALCIUM ION
3CL1Ligand/IonCHLORIDE ION
4ZN2Ligand/IonZINC ION
Biological Unit 1 (1, 2)
No.NameCountTypeFull Name
10XE2Ligand/Ion5,6-DIHYDROXY-4-OXO-2-PHENYL-4H-CHROMEN-7-YL BETA-D-GLUCOPYRANOSIDURONIC ACID
2CA-1Ligand/IonCALCIUM ION
3CL-1Ligand/IonCHLORIDE ION
4ZN-1Ligand/IonZINC ION

(-) Sites  (5, 5)

Asymmetric Unit (5, 5)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREASP A:36 , ASP A:85 , ASN A:117 , HIS A:220 , HIS A:243 , ZN A:602 , HOH A:727BINDING SITE FOR RESIDUE ZN A 601
2AC2SOFTWAREASP A:36 , HIS A:38 , ASP A:85 , SER A:520 , ZN A:601 , HOH A:727 , HOH A:748BINDING SITE FOR RESIDUE ZN A 602
3AC3SOFTWAREASP A:47 , ARG A:234 , ARG A:354 , ASN A:390 , GLY A:392 , GLY A:393 , ARG A:395 , PHE A:417 , GLY A:447 , PHE A:500 , ASP A:506 , HOH A:790 , HOH A:1052BINDING SITE FOR RESIDUE 0XE A 603
4AC4SOFTWAREASN A:213 , ASP A:237 , GLY A:298 , HOH A:773 , HOH A:876 , HOH A:910BINDING SITE FOR RESIDUE CA A 604
5AC5SOFTWAREPHE A:223 , GLU A:224 , HOH A:828 , HOH A:1030BINDING SITE FOR RESIDUE CL A 605

(-) SS Bonds  (4, 4)

Asymmetric Unit
No.Residues
1A:51 -A:57
2A:353 -A:358
3A:365 -A:387
4A:476 -A:479

(-) Cis Peptide Bonds  (2, 2)

Asymmetric Unit
No.Residues
1Glu A:129 -Pro A:130
2Tyr A:263 -Pro A:264

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 4H2B)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 4H2B)

(-) Exons   (0, 0)

(no "Exon" information available for 4H2B)

(-) 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:524
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            
               SCOP domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .eeeeeeee..................hhhhh..hhhhhhhhhhhhhhhh..eeeee.......hhhhhhhhhhhhhhhhhhh...eee.hhhhhh..hhhhhhhhhhhh...ee...eee.hhhhhhhh.....eeeeee..eeeeeeeee..hhhhh......eee.hhhhhhhhhhhhhhhh....eeeeee.hhhhhhhhhhhh....eee........................eeee.....eeeee.......eeeeeeeee.....eeeeee..ee.......hhhhhhhhhhhhhhhhhhh..eeeee......hhhhhh...hhhhhhhhhhhhhhh.............eeeee.hhh..........eeehhhhhhhh....eeeeeeeehhhhhhhhhhhhh.........eeee.eeeee.........eeeeeee........eee.....eeeeeeehhhhhhhhhhhhhhhhh.eeeeeeehhhhhhhhhhhhhee.......eee. Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4h2b A  26 PWELTILHTNDVHSRLEQTSEDSSKCVDASRCMGGVARLFTKVQQIRRAEPNVLLLDAGDQYQGTIWFTVYKGAEVAHFMNALRYDAMALGNHEFDNGVEGLIEPLLKEAKFPILSANISASGPLASQISGLYLPYKVLPVGDEVVGIVGYTSKETPFLSNPGTNLVFEDEITALQPEVDKLKTLNVNKIIALGHSGFEMDKLIAQKVRGVDVVVGGHSNTFLYTGNPPSKEVPAGKYPFIVTSDDGRKVPVVQAYAFGKYLGYLKIEFDERGNVISSHGNPILLDSSIPEDPSIKADINKWRIKLDDYSTQELGKTIVYLDGSSQSCRFRECNMGNLICDAMINNNLRHADEMFWNHVSMCILNGGGIRSPIDERNDGTITWENLAAVLPFGGTFDLVQLKGSTLKKAFEHSVHRYGQSTGEFLQVGGIHVVYDLSRKPGDRVVKLDVLCTSCRVPSYDPLKMDEVYKVILPNFLANGGDGFQMIKDELLRHDSGDQDINVVSTYISKMKVIYPAVEGRIKFS 549
                                    35        45        55        65        75        85        95       105       115       125       135       145       155       165       175       185       195       205       215       225       235       245       255       265       275       285       295       305       315       325       335       345       355       365       375       385       395       405       415       425       435       445       455       465       475       485       495       505       515       525       535       545    

   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)
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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 4H2B)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 4H2B)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 4H2B)

(-) Gene Ontology  (27, 27)

Asymmetric Unit(hide GO term definitions)

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 Related Entries

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

UniProtKB/Swiss-Prot
        5NTD_HUMAN | P215894h1s 4h1y 4h2f 4h2g 4h2i

(-) Related Entries Specified in the PDB File

4h1y PHOSPHATASE, CRYSTAL FORM II+PSB
4h2f
4h2g
4h2i