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(-) Description

Title :  THE COMPLEMENT INHIBITOR OMCI IN COMPLEX WITH RICINOLEIC ACID
 
Authors :  P. Roversi, S. Johnson, O. Lissina, G. C. Paesen, W. Boland, M. A. Nunn, S. M. Lea
Date :  04 May 06  (Deposition) - 01 May 07  (Release) - 24 Feb 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.30
Chains :  Asym./Biol. Unit :  A
Keywords :  Ornithodoros Moubata, C5, Tick, Omci, Lipocalin, Inhibitor, Complement (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  P. Roversi, O. Lissina, S. Johnson, N. Ahmat, G. C. Paesen, K. Ploss, W. Boland, M. A. Nunn, S. M. Lea
The Structure Of Omci, A Novel Lipocalin Inhibitor Of The Complement System.
J. Mol. Biol. V. 369 784 2007
PubMed-ID: 17445829  |  Reference-DOI: 10.1016/J.JMB.2007.03.064

(-) Compounds

Molecule 1 - COMPLEMENT INHIBITOR
    Chains: A
    Engineered: YES
    Expression System: PICHIA METHANOLICA
    Expression System Strain: PMAD11
    Expression System Taxid: 33166
    Expression System Vector: PMETALPHAC
    Mutation: YES
    Organism Common: SOFT TICK
    Organism Scientific: ORNITHODOROS MOUBATA
    Organism Taxid: 6938
    Other Details: DOUBLE MUTATION TO PREVENT THE YEAST EXPRESSION SYSTEM TO INTRODUCE GLYCOSYLATION
    Synonym: OMCI

 Structural Features

(-) Chains, Units

  1
Asymmetric/Biological Unit : A

Summary Information (see also Sequences/Alignments below)

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

Asymmetric/Biological Unit (2, 2)
No.NameCountTypeFull Name
1ACT1Ligand/IonACETATE ION
2RCL1Ligand/IonRICINOLEIC ACID

(-) Sites  (2, 2)

Asymmetric Unit (2, 2)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREGLU A:108 , LYS A:122 , GLU A:124 , LEU A:140 , VAL A:142 , GLU A:143BINDING SITE FOR RESIDUE ACT A1170
2AC2SOFTWAREPHE A:36 , ARG A:54 , LEU A:57 , VAL A:72 , TRP A:87 , PHE A:89 , GLN A:105 , ARG A:107 , HIS A:119 , ASP A:121 , TRP A:133 , HOH A:2035BINDING SITE FOR RESIDUE RCL A1169

(-) SS Bonds  (3, 3)

Asymmetric/Biological Unit
No.Residues
1A:24 -A:146
2A:56 -A:168
3A:118 -A:147

(-) Cis Peptide Bonds  (1, 1)

Asymmetric/Biological Unit
No.Residues
1Glu A:28 -Pro A:29

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 2CM9)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 2CM9)

(-) Exons   (0, 0)

(no "Exon" information available for 2CM9)

(-) 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:146
 aligned with Q5YD59_ORNMO | Q5YD59 from UniProtKB/TrEMBL  Length:168

    Alignment length:146
                                    32        42        52        62        72        82        92       102       112       122       132       142       152       162      
         Q5YD59_ORNMO    23 DCTGSEPVDAFQAFSEGKEAYVLVRSTDPKARDCLKGEPAGEKQDNTLPVMMTFKNGTDWASTDWTFTLDGAKVTATLGNLTQNREVVYDSQSHHCHVDKVEKEVPDYEMWMLDAGGLEVEVECCRQKLEELASGRNQMYPHLKDC 168
               SCOP domains -------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains -------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains -------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ........hhhhhhhhhh..eeeeee......eeeeeee.......eeeeeeeeee..eeeeeeeeeeee..eeeeee..eeeeeeeeee.....eeeeeee....eeeeeee....hhhhhhhhhhhhhhhh............. Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2cm9 A  23 DCTGSEPVDAFQAFSEGKEAYVLVRSTDPKARDCLKGEPAGEKQDNTLPVMMTFKQGTDWASTDWTFTLDGAKVTATLGQLTQNREVVYDSQSHHCHVDKVEKEVPDYEMWMLDAGGLEVEVECCRQKLEELASGRNQMYPHLKDC 168
                                    32        42        52        62        72        82        92       102       112       122       132       142       152       162
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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 2CM9)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 2CM9)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 2CM9)

(-) Gene Ontology  (0, 0)

Asymmetric/Biological Unit(hide GO term definitions)
    (no "Gene Ontology" information available for 2CM9)

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 Related Entries

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

UniProtKB/TrEMBL
        Q5YD59_ORNMO | Q5YD59: 2cm4 3zui 3zuo 5hcc 5hcd 5hce

(-) Related Entries Specified in the PDB File

2cm4 THE COMPLEMENT INHIBITOR OMCI IN COMPLEX WITH RICINOLEIC ACID