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(-) Description

Title :  SOLUTION STRUCTURE OF THE ACYCLIC PERMUTANT DES-(24-28)-KALATA B1.
 
Authors :  D. G. Barry, N. L. Daly, R. J. Clark, L. Sando, D. J. Craik
Date :  17 Mar 03  (Deposition) - 24 Jun 03  (Release) - 24 Feb 09  (Revision)
Method :  SOLUTION NMR
Resolution :  NOT APPLICABLE
Chains :  NMR Structure  :  A  (20x)
Keywords :  Acyclic Permutation, Cyclotides, Kalata B1, Antibiotic (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  D. G. Barry, N. L. Daly, R. J. Clark, L. Sando, D. J. Craik
Linearization Of A Naturally Occurring Circular Protein Maintains Structure But Eliminates Hemolytic Activity
Biochemistry V. 42 6688 2003
PubMed-ID: 12779323  |  Reference-DOI: 10.1021/BI027323N
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - KALATA B1
    Chains: A
    Engineered: YES
    Fragment: RESIUDES 1-24
    Other Details: THIS SEQUENCE IS A SYNTHETIC ACYCLIC PERMUTANT OF THE CYCLIC PLANT PROTEIN KALATA B1.
    Synthetic: YES

 Structural Features

(-) Chains, Units

  
NMR Structure (20x): 

Summary Information (see also Sequences/Alignments below)

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

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

(-) Sites  (0, 0)

(no "Site" information available for 1ORX)

(-) SS Bonds  (3, 3)

NMR Structure
No.Residues
1A:2 -A:16
2A:6 -A:18
3A:11 -A:23

(-) Cis Peptide Bonds  (0, 0)

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

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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

(-) PROSITE Motifs  (1, 1)

NMR Structure (1, 1)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1CYCLOTIDE_MOEBIUSPS60009 Cyclotides Moebius subfamily signature.KAB1_OLDAF93-102  1A:2-11

(-) Exons   (0, 0)

(no "Exon" information available for 1ORX)

(-) Sequences/Alignments

NMR Structure
   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:24
 aligned with KAB1_OLDAF | P56254 from UniProtKB/Swiss-Prot  Length:124

    Alignment length:24
                                   101       111    
           KAB1_OLDAF    92 VCGETCVGGTCNTPGCTCSWPVCT 115
               SCOP domains d1orxa_ A: Kalata B1     SCOP domains
               CATH domains ------------------------ CATH domains
               Pfam domains Cyclotide-1orxA01 A:1-24 Pfam domains
         Sec.struct. author ........................ Sec.struct. author
                 SAPs(SNPs) ------------------------ SAPs(SNPs)
                    PROSITE -CYCLOTIDE_------------- PROSITE
                 Transcript ------------------------ Transcript
                 1orx A   1 VCGETCVGGTCNTPGCTCSWPVCT  24
                                    10        20
   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)
  x → Chemical Group (purple background, 'x', labelled with number + name, e.g. ACE or NH2)
  extra numbering lines below/above indicate numbering irregularities and modified residue names etc., number ends below/above '|'

 Classification and Annotation

(-) SCOP Domains  (1, 1)

NMR Structure
(-)
Class: Small proteins (3458)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 1ORX)

(-) Pfam Domains  (1, 1)

NMR Structure
(-)
Clan: no clan defined [family: Cyclotide] (21)

(-) Gene Ontology  (4, 4)

NMR Structure(hide GO term definitions)
Chain A   (KAB1_OLDAF | P56254)
biological process
    GO:0019835    cytolysis    The rupture of cell membranes and the loss of cytoplasm.
    GO:0006952    defense response    Reactions, triggered in response to the presence of a foreign body or the occurrence of an injury, which result in restriction of damage to the organism attacked or prevention/recovery from the infection caused by the attack.
    GO:0042742    defense response to bacterium    Reactions triggered in response to the presence of a bacterium that act to protect the cell or organism.
    GO:0044179    hemolysis in other organism    The cytolytic destruction of red blood cells, with the release of intracellular hemoglobin, in one organism by another.

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 Related Entries

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

UniProtKB/Swiss-Prot
        KAB1_OLDAF | P56254: 1jjz 1k48 1kal 1n1u 1nb1 1znu 2f2i 2f2j 2jue 2khb 2mh1 2mn1 4ttm 4ttn 4tto

(-) Related Entries Specified in the PDB File

1nb1 HIGH-RESOLUTION SOLUTION STRUCTURE OF KALATA B1.
1nbj HIGH-RESOLUTION SOLUTION STRUCTURE OF CYCLOVIOLACIN O1.