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(-) Description

Title :  CRYSTAL STRUCTURE OF SURFACTANT PROTEIN-A DED MUTANT (E171D/P175E/K203D)
 
Authors :  M. J. Rynkiewicz, H. Wu, T. R. Cafarella, N. M. Nikolaidis, J. F. Head, B. F. X. Mccormack
Date :  23 Oct 14  (Deposition) - 10 Feb 16  (Release) - 10 Feb 16  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.30
Chains :  Asym. Unit :  A
Biol. Unit 1:  A  (3x)
Keywords :  Collectin, Carbohydrate Binding, Lectin, Lipid Binding, Sugar Binding Protein (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  M. J. Rynkiewicz, H. Wu, T. R. Cafarella, N. M. Nikolaidis, J. F. Head, B. A. Seaton, F. X. Mccormack
Differential Ligand Binding Specificities Of The Pulmonary Collectins Are Determined By The Conformational Freedom Of Surface Loop
To Be Published
PubMed: search

(-) Compounds

Molecule 1 - PULMONARY SURFACTANT-ASSOCIATED PROTEIN A
    ChainsA
    EngineeredYES
    Expression SystemTRICHOPLUSIA NI
    Expression System PlasmidPVL 1392
    Expression System Taxid7111
    Expression System Vector TypePLASMID
    FragmentNECK AND CARBOHYDRATE RECOGNITION DOMAIN
    GeneSFTPA1, SFTP-1, SFTP1, SFTPA
    MutationYES
    Organism CommonRAT
    Organism ScientificRATTUS NORVEGICUS
    Organism Taxid10116
    SynonymSP-A

 Structural Features

(-) Chains, Units

  1
Asymmetric Unit A
Biological Unit 1 (3x)A

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (1, 3)

Asymmetric Unit (1, 3)
No.NameCountTypeFull Name
1CA3Ligand/IonCALCIUM ION
Biological Unit 1 (0, 0)
No.NameCountTypeFull Name
1CA-1Ligand/IonCALCIUM ION

(-) Sites  (3, 3)

Asymmetric Unit (3, 3)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREGLU A:195 , ARG A:197 , GLU A:202 , ASN A:214 , ASP A:215 , HOH A:408 , HOH A:435binding site for residue CA A 301
2AC2SOFTWAREASP A:171 , GLU A:175 , GLN A:199 , GLU A:202 , ASP A:203binding site for residue CA A 302
3AC3SOFTWAREGLU A:175 , GLY A:200 , ASP A:203binding site for residue CA A 303

(-) SS Bonds  (2, 2)

Asymmetric Unit
No.Residues
1A:135 -A:226
2A:204 -A:218

(-) Cis Peptide Bonds  (1, 1)

Asymmetric Unit
No.Residues
1Glu A:195 -Pro A:196

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 4WR9)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 4WR9)

(-) Exons   (0, 0)

(no "Exon" information available for 4WR9)

(-) Sequences/Alignments

Asymmetric Unit
   Reformat: Number of residues per line =  ('0' or empty: single-line sequence representation)
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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:145
                                                                                                                                                                                 
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .hhhhhhhhhhhhhhhhhhhhhhhh...eee..eeeeeeeeeehhhhhhhhhhhh..ee....hhhhhhhhhhhhhhhh..eeeeee........ee.................hhhhh.eeee.....eeee.....eeeeeee Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4wr9 A  84 DEELQTELYEIKHQILQTMGVLSLQGSMLSVGDKVFSTNGQSVNFDTIKEMCTRAGGNIAVPRTPEENEAIASIAKKYNNYVYLGMIDDQTEGDFHYLDGASVSYTNWYPGEPRGQGKEDCVEMYTDGTWNDRGCLQYRLAVCEF 228
                                    93       103       113       123       133       143       153       163       173       183       193       203       213       223     

   Legend:   → Mismatch (orange background)
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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 4WR9)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 4WR9)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 4WR9)

(-) Gene Ontology  (23, 23)

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 Related Entries

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

UniProtKB/Swiss-Prot
        SFTPA_RAT | P084271gie 1r13 1r14 3pak 3paq 3par 3pbf 4wrc 4wre 4wrf 4wuw 4wux 5ffr 5ffs 5fft

(-) Related Entries Specified in the PDB File

4wrc 4wre 4wrf