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(-) Description

Title :  STRUCTURE OF ECP IN COMPLEX WITH CITRATE IONS AT 1.50 ANGSTROMS
 
Authors :  J. A. Blanco, E. Boix, M. Moussaoui, V. A. Salazar
Date :  05 Feb 14  (Deposition) - 04 Mar 15  (Release) - 04 Mar 15  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.50
Chains :  Asym. Unit :  A,B
Biol. Unit 1:  A,B  (2x)
Keywords :  Rnase 3, Eosinophil Cationic Protein (Ecp) (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  J. A. Blanco, E. Boix, M. Moussaoui, V. A. Salazar
Structure Of Ecp In Complex With Citrate Ions At 1. 50 Angstroms
To Be Published
PubMed: search
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - EOSINOPHIL CATIONIC PROTEIN
    Cell: EOSINOPHIL
    Chains: A, B
    EC Number: 3.1.27.-
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Cell: BACTERIA
    Expression System Plasmid: PET11C
    Expression System Strain: BL21(DE3)
    Expression System Taxid: 469008
    Expression System Vector Type: PLASMID
    Gene: ECP,RNASE3,RNS3
    Organism Common: HUMAN
    Organism Scientific: HOMO SAPIENS
    Organism Taxid: 9606
    Synonym: ECP, RIBONUCLEASE 3, RNASE 3
    Tissue: BONE MARROW

 Structural Features

(-) Chains, Units

  12
Asymmetric Unit : AB
Biological Unit 1 (2x): AB

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 7)

Asymmetric Unit (2, 7)
No.NameCountTypeFull Name
1CIT5Ligand/IonCITRIC ACID
2FE2Ligand/IonFE (III) ION
Biological Unit 1 (1, 10)
No.NameCountTypeFull Name
1CIT10Ligand/IonCITRIC ACID
2FE-1Ligand/IonFE (III) ION

(-) Sites  (7, 7)

Asymmetric Unit (7, 7)
No.NameEvidenceResiduesDescription
1AC1SOFTWARETHR A:46 , ASN A:50 , SER A:74 , ARG A:75 , PHE A:76 , TYR A:107 , HOH A:407 , HOH A:410 , HOH A:438 , HOH A:506 , ARG B:121binding site for residue CIT
2AC2SOFTWAREARG A:34 , CYS A:37 , LYS A:38 , ASN A:39 , GLN A:40 , FE A:304 , HOH A:401 , HOH A:408 , HOH A:422 , HOH A:451binding site for residue CIT
3AC3SOFTWAREARG A:45 , HOH A:404 , HOH A:425 , HOH A:449 , HOH A:514 , HOH A:596 , ARG B:114 , PRO B:116binding site for residue CIT
4AC4SOFTWARECIT A:302 , HOH A:422 , HOH A:451binding site for residue FE
5AC5SOFTWAREARG A:61 , ARG A:66 , THR B:46 , ASN B:50 , VAL B:54 , ASN B:57 , SER B:74 , ARG B:75 , PHE B:76 , VAL B:78 , TYR B:107 , HOH B:411 , HOH B:412 , HOH B:487 , HOH B:577binding site for residue CIT
6AC6SOFTWAREARG B:34 , ARG B:36 , CYS B:37 , LYS B:38 , ASN B:39 , FE B:303 , HOH B:401 , HOH B:403 , HOH B:405binding site for residue CIT
7AC7SOFTWARECIT B:302 , HOH B:405binding site for residue FE

(-) SS Bonds  (8, 8)

Asymmetric Unit
No.Residues
1A:23 -A:83
2A:37 -A:96
3A:55 -A:111
4A:62 -A:71
5B:23 -B:83
6B:37 -B:96
7B:55 -B:111
8B:62 -B:71

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 4OXF)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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

(-) PROSITE Motifs  (0, 0)

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

(-) Exons   (0, 0)

(no "Exon" information available for 4OXF)

(-) 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:134
                                                                                                                                                                      
               SCOP domains -------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains -------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains -------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ......hhhhhhhhhhh.....hhhhhhhhhhh.......eeeee..hhhhhhhhh...............eee....eeeeeeee............eeeeeeee.eeeeeee..........eeeeeeeee. Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4oxf A   0 MRPPQFTRAQWFAIQHISLNPPRCTIAMRAINNYRWRCKNQNTFLRTTFANVVNVCGNQSIRCPHNRTLNNCHRSRFRVPLLHCDLINPGAQNISNCRYADRPGRRFYVVACDNRDPRDSPRYPVVPVHLDTTI 133
                                     9        19        29        39        49        59        69        79        89        99       109       119       129    


Chain B from PDB  Type:PROTEIN  Length:133
                                                                                                                                                                     
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .....hhhhhhhhhhh.....hhhhhhhhhhh.......eeeee..hhhhhhhhh...ee..........eee....eeeeeeee............eeeeeeeeeeeeeeee..........eeeeeeeeee Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4oxf B   1 RPPQFTRAQWFAIQHISLNPPRCTIAMRAINNYRWRCKNQNTFLRTTFANVVNVCGNQSIRCPHNRTLNNCHRSRFRVPLLHCDLINPGAQNISNCRYADRPGRRFYVVACDNRDPRDSPRYPVVPVHLDTTI 133
                                    10        20        30        40        50        60        70        80        90       100       110       120       130
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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 4OXF)

(-) CATH Domains  (0, 0)

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

(-) Pfam Domains  (0, 0)

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

(-) Gene Ontology  (15, 15)

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 Related Entries

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

UniProtKB/Swiss-Prot
        ECP_HUMAN | P12724: 1dyt 1h1h 1qmt 2kb5 2lvz 4a2o 4a2y 4owz 4oxb 4x08

(-) Related Entries Specified in the PDB File

4a2y ECP IN COMPLEX WITH CITRATE IONS AT 1.7 A RESOLUTION
4owz ECP/H15A MUTANT IN COMPLEX WITH CITRATE AND IRON IONS
4oxb ECP IN COMPLEX WITH SULPHATE IONS