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(-) Description

Title :  CRYSTAL STRUCTURE OF A SINGLE CHAIN MONELLIN MUTANT: Q28K/C41S/Y65R-MNEI
 
Authors :  A. Pica, A. Merlino
Date :  19 Jun 16  (Deposition) - 05 Oct 16  (Release) - 05 Oct 16  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.70
Chains :  Asym. Unit :  A,B
Biol. Unit 1:  A  (1x)
Biol. Unit 2:  B  (1x)
Keywords :  Plant Protein, Sweet Protein (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  S. Leone, A. Pica, A. Merlino, F. Sannino, P. A. Temussi, D. Picone
Sweeter And Stronger: Enhancing Sweetness And Stability Of The Single Chain Monellin Mnei Through Molecular Design.
Sci Rep V. 6 34045 2016
PubMed-ID: 27658853  |  Reference-DOI: 10.1038/SREP34045

(-) Compounds

Molecule 1 - MONELLIN CHAIN B,MONELLIN CHAIN A
    Chains: A, B
    Engineered: YES
    Expression System: ESCHERICHIA COLI 'BL21-GOLD(DE3)PLYSS AG'
    Expression System Taxid: 866768
    Organism Common: SERENDIPITY BERRY
    Organism Scientific: DIOSCOREOPHYLLUM CUMMINSII
    Organism Taxid: 3457
    Synonym: MONELLIN CHAIN II,MONELLIN CHAIN I

 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  (1, 4)

Asymmetric Unit (1, 4)
No.NameCountTypeFull Name
1SO44Ligand/IonSULFATE ION
Biological Unit 1 (1, 4)
No.NameCountTypeFull Name
1SO44Ligand/IonSULFATE ION
Biological Unit 2 (0, 0)
No.NameCountTypeFull Name
1SO4-1Ligand/IonSULFATE ION

(-) Sites  (4, 4)

Asymmetric Unit (4, 4)
No.NameEvidenceResiduesDescription
1AC1SOFTWARETYR A:63 , ARG A:72 , ASN A:90 , VAL A:93 , TYR B:63 , ARG B:72 , ASN B:90 , VAL B:93binding site for residue SO4 A 101
2AC2SOFTWAREGLY A:9 , PRO A:10 , PHE A:11 , ARG A:31 , HOH A:207 , HOH A:230 , HOH A:231 , HOH A:235 , HOH A:252binding site for residue SO4 A 102
3AC3SOFTWARELYS A:36 , ILE A:38 , ARG A:65 , HOH A:201binding site for residue SO4 A 103
4AC4SOFTWAREGLY A:1 , LYS A:44binding site for residue SO4 A 104

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 5LC6)

(-) Cis Peptide Bonds  (4, 4)

Asymmetric Unit
No.Residues
1Arg A:39 -Pro A:40
2Gly A:91 -Pro A:92
3Arg B:39 -Pro B:40
4Gly B:91 -Pro B:92

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 5LC6)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 5LC6)

(-) Exons   (0, 0)

(no "Exon" information available for 5LC6)

(-) 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:92
                                                                                                                           
               SCOP domains -------------------------------------------------------------------------------------------- SCOP domains
               CATH domains -------------------------------------------------------------------------------------------- CATH domains
               Pfam domains -------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .eeeee..hhhhhhhhhhhhhhhhhhh......eeeeeeeeeeeeee...eeeeeeeeeeee..eeeeeeeeee.....eeeeeee...... Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------------- Transcript
                  5lc6 A  1 GEWEIIDIGPFTQNLGKFAVDEENKIGKYGRLTFNKVIRPSMKKTIYENEIKGYEYQLYVRASDKLFRADISEDYKTRGRKLLRFNGPVPPP 96
                                    10        20        30        40        54        64        74        84        94  
                                                                           49|                                          
                                                                            54                                          


Chain B from PDB  Type:PROTEIN  Length:90
                                                                                                                         
               SCOP domains ------------------------------------------------------------------------------------------ SCOP domains
               CATH domains ------------------------------------------------------------------------------------------ CATH domains
               Pfam domains ------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author .eeeee..hhhhhhhhhhhhhhhhhhh......eeeeeeeeeeeee....eeeeeeeeee..eeeeeeeeee.....eeeeeee...... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------ PROSITE
                 Transcript ------------------------------------------------------------------------------------------ Transcript
                  5lc6 B  1 GEWEIIDIGPFTQNLGKFAVDEENKIGKYGRLTFNKVIRPSMKKTIYEIKGYEYQLYVRASDKLFRADISEDYKTRGRKLLRFNGPVPPP 96
                                    10        20        30        40      ||56        66        76        86        96
                                                                         47|                                          
                                                                          54
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 Classification and Annotation

(-) SCOP Domains  (0, 0)

(no "SCOP Domain" information available for 5LC6)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 5LC6)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 5LC6)

(-) Gene Ontology  (0, 0)

Asymmetric Unit(hide GO term definitions)
    (no "Gene Ontology" information available for 5LC6)

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  Cis Peptide Bonds
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 Related Entries

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

UniProtKB/Swiss-Prot
        MONA_DIOCU | P02881: 1fa3 1fuw 1iv7 1iv9 1krl 1m9g 1mnl 2gpk 2o9u 3mon 3pxm 3pyj 3q2p 4mon 5lc7
        MONB_DIOCU | P02882: 1fa3 1fuw 1iv7 1iv9 1krl 1m9g 1mnl 1mol 2o9u 3mon 3pxm 3pyj 3q2p 4mon 5lc7

(-) Related Entries Specified in the PDB File

(no "Related Entries Specified in the PDB File" available for 5LC6)