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(-) Description

Title :  STRUCTURE OF IL-18 SER MUTANT I
 
Authors :  B. E. Krumm, X. Meng, Y. Xiang, J. Deng
Date :  29 Dec 14  (Deposition) - 10 Jun 15  (Release) - 01 Jul 15  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.91
Chains :  Asym. Unit :  A,B
Biol. Unit 1:  A  (1x)
Biol. Unit 2:  B  (1x)
Biol. Unit 3:  A,B  (1x)
Keywords :  Interleukin-18, Il-18, Cytokine, Immune Defense, Surface Entropy Reduction (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  B. Krumm, X. Meng, Y. Xiang, J. Deng
Crystallization Of Interleukin-18 For Structure-Based Inhibitor Design.
Acta Crystallogr. , Sect. F V. 71 710 2015
PubMed-ID: 26057800  |  Reference-DOI: 10.1107/S2053230X15006871

(-) Compounds

Molecule 1 - INTERLEUKIN-18
    Chains: A, B
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PET
    Expression System Strain: BL21 (DE3)
    Expression System Taxid: 469008
    Gene: IL18, IGIF, IL1F4
    Mutation: YES
    Organism Common: HUMAN
    Organism Scientific: HOMO SAPIENS
    Organism Taxid: 9606
    Synonym: IL-18,IBOCTADEKIN,INTERFERON GAMMA-INDUCING FACTOR,IFN- GAMMA-INDUCING FACTOR,INTERLEUKIN-1 GAMMA,IL-1 GAMMA

 Structural Features

(-) Chains, Units

  12
Asymmetric Unit : AB
Biological Unit 1 (1x): A 
Biological Unit 2 (1x):  B
Biological Unit 3 (1x): AB

Summary Information (see also Sequences/Alignments below)

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

Asymmetric Unit (2, 7)
No.NameCountTypeFull Name
1DMS5Ligand/IonDIMETHYL SULFOXIDE
2GOL2Ligand/IonGLYCEROL
Biological Unit 1 (2, 4)
No.NameCountTypeFull Name
1DMS3Ligand/IonDIMETHYL SULFOXIDE
2GOL1Ligand/IonGLYCEROL
Biological Unit 2 (2, 3)
No.NameCountTypeFull Name
1DMS2Ligand/IonDIMETHYL SULFOXIDE
2GOL1Ligand/IonGLYCEROL
Biological Unit 3 (2, 7)
No.NameCountTypeFull Name
1DMS5Ligand/IonDIMETHYL SULFOXIDE
2GOL2Ligand/IonGLYCEROL

(-) Sites  (7, 7)

Asymmetric Unit (7, 7)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREGLN A:114 , PHE A:124 , ASP A:142 , ALA A:143 , ALA A:144 , ILE A:149binding site for residue DMS A 201
2AC2SOFTWAREASN A:155 , HIS B:109binding site for residue DMS A 202
3AC3SOFTWARESER A:7 , LYS A:8 , LEU A:9 , ALA A:144 , GLY A:145 , GLU A:156binding site for residue DMS A 203
4AC4SOFTWAREARG A:58 , GLY A:59 , ARG A:104 , ARG B:58 , GLY B:59 , ARG B:104 , HOH B:307binding site for residue GOL A 204
5AC5SOFTWAREGLN B:114 , ASP B:142 , ALA B:143 , ALA B:144 , ILE B:149binding site for residue DMS B 201
6AC6SOFTWAREASP B:146 , HOH B:312binding site for residue DMS B 202
7AC7SOFTWARELYS B:70 , ILE B:71 , ASN B:87 , ALA B:140binding site for residue GOL B 203

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 4XFS)

(-) Cis Peptide Bonds  (2, 2)

Asymmetric Unit
No.Residues
1Ala A:42 -Pro A:43
2Ala B:42 -Pro B:43

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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

(-) PROSITE Motifs  (0, 0)

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

(-) Exons   (0, 0)

(no "Exon" information available for 4XFS)

(-) 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:156
                                                                                                                                                                                            
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------ SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------ CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author .eeeeeeeeeeee.....eeee.....eeee..hhhhhhhh.....eeeeeeee.....eeeeeeee...eeeeehhhhh.eeee.....ee........eeeeee..eeeeeeeee.....eeeeeeee..eeeeeeee.....hhhhh.eeee. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------ PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 4xfs A   1 YFGKLESKLSVIRNLNDQVLFIDQGNRPLFEDMTDSDCRDNAPRTIFIISMYKDSQPRGMAVTISVKCEKISTLSCENKIISFKEMNPPDNIKDTKSDIIFFQRSVPGHDNKMQFESSSYEGYFLACEKERDLFKLILAAADAAGDRSIMFTVQNE 156
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150      


Chain B from PDB  Type:PROTEIN  Length:157
                                                                                                                                                                                             
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .eeeeeeeeeeee.....eeee.....eeee..hhhhhhhh.....eeeeeeee.....eeeeeeee...eeeeehhhhh.eee......ee........eeeeee..eeeeeeeee.....eeeeeeee..eeeeeeee.....hhhhh.eeee.. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4xfs B   1 YFGKLESKLSVIRNLNDQVLFIDQGNRPLFEDMTDSDCRDNAPRTIFIISMYKDSQPRGMAVTISVKCEKISTLSCENKIISFKEMNPPDNIKDTKSDIIFFQRSVPGHDNKMQFESSSYEGYFLACEKERDLFKLILAAADAAGDRSIMFTVQNED 157
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150
   Legend:   → Mismatch (orange background)
  - → Gap (green background, '-', border residues have a numbering label)
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  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  (0, 0)

(no "SCOP Domain" information available for 4XFS)

(-) CATH Domains  (0, 0)

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

(-) Pfam Domains  (0, 0)

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

(-) Gene Ontology  (34, 34)

Asymmetric Unit(hide GO term definitions)

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 Related Entries

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UniProtKB/Swiss-Prot
        IL18_HUMAN | Q14116: 1j0s 2vxt 3f62 3wo2 3wo3 3wo4 4eee 4ekx 4hjj 4r6u 4xft 4xfu

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