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(-) Description

Title :  A V49A MUTATION INDUCES 3D DOMAIN SWAPPING IN THE B1 DOMAIN OF PROTEIN L FROM PEPTOSTREPTOCOCCUS MAGNUS
 
Authors :  J. W. O'Neill, D. E. Kim, K. Johnsen, D. Baker, K. Y. J. Zhang
Date :  09 Oct 01  (Deposition) - 05 Dec 01  (Release) - 13 Jul 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.80
Chains :  Asym. Unit :  A,B,C,D
Biol. Unit 1:  A  (1x)
Biol. Unit 2:  B,D  (1x)
Biol. Unit 3:  C  (1x)
Biol. Unit 4:  A,B,C,D  (1x)
Keywords :  Protein L B1 Domain, Strained Beta-Hairpin Turn, Positive Phi Angles, Domain Swapping, Amyloid Formation, Protein Binding (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  J. W. O'Neill, D. E. Kim, K. Johnsen, D. Baker, K. Y. Zhang
Single-Site Mutations Induce 3D Domain Swapping In The B1 Domain Of Protein L From Peptostreptococcus Magnus.
Structure V. 9 1017 2001
PubMed-ID: 11709166  |  Reference-DOI: 10.1016/S0969-2126(01)00667-0

(-) Compounds

Molecule 1 - PROTEIN L
    Chains: A, B, C, D
    Engineered: YES
    Expression System: ESCHERICHIA COLI BL21(DE3)
    Expression System Plasmid: PET3A
    Expression System Strain: BL21(DE3)
    Expression System Taxid: 469008
    Expression System Vector Type: PLASMID
    Fragment: B1 DOMAIN (RESIDUES 111-173)
    Gene: PROTEIN L, B1 DOMAIN
    Mutation: YES
    Organism Scientific: FINEGOLDIA MAGNA
    Organism Taxid: 334413
    Strain: ATCC 29328

 Structural Features

(-) Chains, Units

  1234
Asymmetric Unit : ABCD
Biological Unit 1 (1x): A   
Biological Unit 2 (1x):  B D
Biological Unit 3 (1x):   C 
Biological Unit 4 (1x): ABCD

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (0, 0)

(no "Ligand,Modified Residues,Ions" information available for 1K50)

(-) Sites  (0, 0)

(no "Site" information available for 1K50)

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 1K50)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 1K50)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 1K50)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 1K50)

(-) Exons   (0, 0)

(no "Exon" information available for 1K50)

(-) Sequences/Alignments

Asymmetric Unit
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   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:63
 aligned with Q51912_FINMA | Q51912 from UniProtKB/TrEMBL  Length:719

    Alignment length:63
                                   120       130       140       150       160       170   
         Q51912_FINMA   111 EEVTIKANLIFANGSTQTAEFKGTFEKATSEAYAYADTLKKDNGEYTVDVADKGYTLNIKFAG 173
               SCOP domains d1k50a_ A:                                                      SCOP domains
               CATH domains 1k50A00 A:2-64  [code=3.10.20.10, no name defined]              CATH domains
               Pfam domains --------------------------------------------------------------- Pfam domains
         Sec.struct. author ..eeeeeeee.....eeeeeeeehhhhhhhhhhhhhhhhhhhhh.eeeeeehhh.eeeeee.. Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------- Transcript
                 1k50 A   2 EEVTIKANLIFANGSTQTAEFKGTFEKATSEAYAYADTLKKDNGEWTADVADKGYTLNIKFAG  64
                                    11        21        31        41        51        61   


Chain B from PDB  Type:PROTEIN  Length:63
 aligned with Q51912_FINMA | Q51912 from UniProtKB/TrEMBL  Length:719

    Alignment length:63
                                   120       130       140       150       160       170   
         Q51912_FINMA   111 EEVTIKANLIFANGSTQTAEFKGTFEKATSEAYAYADTLKKDNGEYTVDVADKGYTLNIKFAG 173
               SCOP domains d1k50b_ B:                                                      SCOP domains
               CATH domains 1k50B00 B:2-64  [code=3.10.20.10, no name defined]              CATH domains
               Pfam domains --------------------------------------------------------------- Pfam domains
         Sec.struct. author ..eeeeeeee.....eeeeeeeehhhhhhhhhhhhhhhhhhhhh.eeeeeeeeeeeeeeee.. Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------- Transcript
                 1k50 B   2 EEVTIKANLIFANGSTQTAEFKGTFEKATSEAYAYADTLKKDNGEWTADVADKGYTLNIKFAG  64
                                    11        21        31        41        51        61   


Chain C from PDB  Type:PROTEIN  Length:63
 aligned with Q51912_FINMA | Q51912 from UniProtKB/TrEMBL  Length:719

    Alignment length:63
                                   120       130       140       150       160       170   
         Q51912_FINMA   111 EEVTIKANLIFANGSTQTAEFKGTFEKATSEAYAYADTLKKDNGEYTVDVADKGYTLNIKFAG 173
               SCOP domains d1k50c_ C:                                                      SCOP domains
               CATH domains 1k50C00 C:2-64  [code=3.10.20.10, no name defined]              CATH domains
               Pfam domains --------------------------------------------------------------- Pfam domains
         Sec.struct. author ..eeeeeeee.....eeeeeeeehhhhhhhhhhhhhhhhh.....eeeeeehhh.eeeeee.. Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------- Transcript
                 1k50 C   2 EEVTIKANLIFANGSTQTAEFKGTFEKATSEAYAYADTLKKDNGEWTADVADKGYTLNIKFAG  64
                                    11        21        31        41        51        61   


Chain D from PDB  Type:PROTEIN  Length:63
 aligned with Q51912_FINMA | Q51912 from UniProtKB/TrEMBL  Length:719

    Alignment length:63
                                   120       130       140       150       160       170   
         Q51912_FINMA   111 EEVTIKANLIFANGSTQTAEFKGTFEKATSEAYAYADTLKKDNGEYTVDVADKGYTLNIKFAG 173
               SCOP domains d1k50d_ D:                                                      SCOP domains
               CATH domains 1k50D00 D:2-64  [code=3.10.20.10, no name defined]              CATH domains
               Pfam domains --------------------------------------------------------------- Pfam domains
         Sec.struct. author ..eeeeeeee.....eeeeeeeehhhhhhhhhhhhhhhhhhhhh.eeeeeeeeeeeeeeee.. Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------- Transcript
                 1k50 D   2 EEVTIKANLIFANGSTQTAEFKGTFEKATSEAYAYADTLKKDNGEWTADVADKGYTLNIKFAG  64
                                    11        21        31        41        51        61
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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  (1, 4)

Asymmetric Unit
(-)
Class: Alpha and beta proteins (a+b) (23004)

(-) CATH Domains  (1, 4)

Asymmetric Unit
(-)
Class: Alpha Beta (26913)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 1K50)

(-) Gene Ontology  (1, 1)

Asymmetric Unit(hide GO term definitions)
Chain A,B,C,D   (Q51912_FINMA | Q51912)
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
        Q51912_FINMA | Q51912: 2ptl
UniProtKB/TrEMBL
        Q51912_FINMA | Q51912: 1hz5 1hz6 1jml 1k51 1k52 1k53 1kh0 2jzp 2kac

(-) Related Entries Specified in the PDB File

1hz5 MONOMERIC WT PROTEIN L, B1 DOMAIN WITH A Y47W MUTATION, ZN- COORDINATED HIS-TAG.
1hz6 MONOMERIC WT PROTEIN L,B1 DOMAIN WITH A Y47W MUTATION.
1jml CONVERSION OF MONOMERIC PROTEIN L TO AN OBLIGATE DIMER BY COMPUTATIONAL PROTEIN DESIGN.
1k51 A G55A MUTATION INDUCES 3D DOMAIN SWAPPING IN THE B1 DOMAIN OF PROTEIN L.
1k52 MONOMERIC PROTEIN L B1 DOMAIN WITH A K54G MUTATION.
1k53 MONOMERIC PROTEIN L B1 DOMAIN WITH A G15A MUTATION.