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(-) Description

Title :  CRYSTAL STRUCTURE OF SURFACTANT PROTEIN-A COMPLEXED WITH PHOSPHOCHOLINE
 
Authors :  B. C. Goh, H. Wu, M. J. Rynkiewicz, K. Schulten, B. A. Seaton, F. X. Mccorm
Date :  18 Dec 15  (Deposition) - 06 Jul 16  (Release) - 13 Jul 16  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.20
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 :  B. C. Goh, H. Wu, M. J. Rynkiewicz, K. Schulten, B. A. Seaton, F. X. Mccormack
Elucidation Of Lipid Binding Sites On Lung Surfactant Protein A Using X-Ray Crystallography, Mutagenesis, And Molecular Dynamics Simulations.
Biochemistry V. 55 3692 2016
PubMed-ID: 27324153  |  Reference-DOI: 10.1021/ACS.BIOCHEM.6B00048

(-) Compounds

Molecule 1 - PULMONARY SURFACTANT-ASSOCIATED PROTEIN A
    Chains: A
    Engineered: YES
    Expression System: TRICHOPLUSIA NI
    Expression System Plasmid: PVL 1392
    Expression System Taxid: 7111
    Expression System Vector Type: PLASMID
    Fragment: NECK AND CARBOHYDRATE RECOGNITION DOMAIN
    Gene: SFTPA1, SFTP-1, SFTP1, SFTPA
    Mutation: YES
    Organism Common: RAT
    Organism Scientific: RATTUS NORVEGICUS
    Organism Taxid: 10116
    Synonym: SP-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  (4, 5)

Asymmetric Unit (4, 5)
No.NameCountTypeFull Name
1CA1Ligand/IonCALCIUM ION
2NA1Ligand/IonSODIUM ION
3PC1Ligand/IonPHOSPHOCHOLINE
4SME2Mod. Amino AcidMETHIONINE SULFOXIDE
Biological Unit 1 (1, 6)
No.NameCountTypeFull Name
1CA-1Ligand/IonCALCIUM ION
2NA-1Ligand/IonSODIUM ION
3PC-1Ligand/IonPHOSPHOCHOLINE
4SME6Mod. Amino AcidMETHIONINE SULFOXIDE

(-) Sites  (3, 3)

Asymmetric Unit (3, 3)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREGLU A:195 , GLU A:202 , ASN A:214 , ASP A:215 , HOH A:422 , HOH A:433binding site for residue CA A 301
2AC2SOFTWAREASN A:163 , TYR A:164 , ARG A:216 , GLN A:220 , ARG A:222 , HOH A:416binding site for residue PC A 302
3AC3SOFTWAREGLU A:171 , GLY A:198 , GLN A:199 , GLY A:200 , LYS A:201 , GLU A:202 , ASP A:215binding site for residue NA 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 5FFR)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 5FFR)

(-) Exons   (0, 0)

(no "Exon" information available for 5FFR)

(-) 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:142
                                                                                                                                                                              
               SCOP domains ---------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ---------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author hhhhhhhhhhhhhhhhhhhhhh...eee..eeeeeeeeeehhhhhhhhhhhh..ee....hhhhhhhhhhhhhhhh..eeeeeee......eee.......................eeee.....eeee.....eeeeeee Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 5ffr A  87 LQTELYEIKHQILQTMGVLSLQGSmLSVGDKVFSTNGQSVNFDTIKEmCTRAGGNIAVPRTPEENEAIASIAKKYNNYVYLGMIEDQTPGDFHYLDGASVSYTNWYPGEPRGQGKEKCVEMYTDGTWNDRGCLQYRLAVCEF 228
                                    96       106    |  116       126       136       146       156       166       176       186       196       206       216       226  
                                                  111-SME                134-SME
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 Classification and Annotation

(-) SCOP Domains  (0, 0)

(no "SCOP Domain" information available for 5FFR)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 5FFR)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 5FFR)

(-) Gene Ontology  (23, 23)

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  5ffr
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  SFTPA_RAT | P08427
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 Related Entries

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

UniProtKB/Swiss-Prot
        SFTPA_RAT | P08427: 1gie 1r13 1r14 3pak 3paq 3par 3pbf 4wr9 4wrc 4wre 4wrf 4wuw 4wux 5ffs 5fft

(-) Related Entries Specified in the PDB File

5ffs 5fft