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(-) Description

Title :  CONFORMATIONAL MAPPING OF THE N-TERMINAL SEGMENT OF SURFACTANT PROTEIN B IN LIPID USING 13C-ENHANCED FOURIER TRANSFORM INFRARED SPECTROSCOPY (FTIR)
 
Authors :  L. M. Gordon, K. Y. C. Lee, M. M. Lipp, J. A. Zasadzinski, F. J. Walther, M. A. Sherman, A. J. Waring
Date :  22 Nov 99  (Deposition) - 10 Dec 99  (Release) - 24 Feb 09  (Revision)
Method :  INFRARED SPECTROSCOPY
Resolution :  NOT APPLICABLE
Chains :  Asym. Unit :  A  (10x)
Biol. Unit 1:  A  (1x)
Keywords :  Lung Surfactant Protein, Saposin, Immune System (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  L. M. Gordon, K. Y. Lee, M. M. Lipp, J. A. Zasadzinski, F. J. Walther, M. A. Sherman, A. J. Waring
Conformational Mapping Of The N-Terminal Segment Of Surfactant Protein B In Lipid Using 13C-Enhanced Fourier Transform Infrared Spectroscopy.
J. Pept. Res. V. 55 330 2000
PubMed-ID: 10798379  |  Reference-DOI: 10.1034/J.1399-3011.2000.00693.X
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - LUNG SURFACTANT PROTEIN B
    ChainsA
    EngineeredYES
    FragmentRESIDUES 1-25
    Other DetailsTHIS PEPTIDE WAS CHEMICALLY SYNTHESIZED. THE SEQUENCE OCCURS NATURALLY IN HUMANS (HOMO SAPIENS)
    SyntheticYES

 Structural Features

(-) Chains, Units

  1
Asymmetric Unit (10x)A
Biological Unit 1 (1x)A

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (0, 0)

(no "Ligand,Modified Residues,Ions" information available for 1DFW)

(-) Sites  (0, 0)

(no "Site" information available for 1DFW)

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 1DFW)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 1DFW)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 1DFW)

(-) PROSITE Motifs  (1, 1)

Asymmetric Unit (1, 1)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1SAP_BPS50015 Saposin B type domain profile.PSPB_HUMAN65-147
204-281
295-370
  1-
A:4-25
-
Biological Unit 1 (1, 1)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1SAP_BPS50015 Saposin B type domain profile.PSPB_HUMAN65-147
204-281
295-370
  1-
A:4-25
-

(-) Exons   (2, 2)

Asymmetric Unit (2, 2)
 ENSEMBLUniProtKBPDB
No.Transcript IDExonExon IDGenome LocationLengthIDLocationLengthCountLocationLength
1.2bENST000003938222bENSE00002197707chr2:85895312-8589524073PSPB_HUMAN1-23230--
1.3bENST000003938223bENSE00001135296chr2:85894929-85894802128PSPB_HUMAN23-65430--
1.4ENST000003938224ENSE00001135287chr2:85894300-8589422972PSPB_HUMAN66-89240--
1.5aENST000003938225aENSE00001135279chr2:85893865-85893740126PSPB_HUMAN90-131420--
1.6ENST000003938226ENSE00001135274chr2:85892917-85892729189PSPB_HUMAN132-194630--
1.7ENST000003938227ENSE00001135266chr2:85892501-8589241290PSPB_HUMAN195-224301A:1-2424
1.8ENST000003938228ENSE00001135259chr2:85890970-85890787184PSPB_HUMAN225-286621A:25-251
1.9bENST000003938229bENSE00001135249chr2:85890614-85890469146PSPB_HUMAN286-334490--
1.11ENST0000039382211ENSE00001135239chr2:85889232-8588915281PSPB_HUMAN335-361270--
1.12aENST0000039382212aENSE00001154897chr2:85888658-8588857782PSPB_HUMAN362-381200--
1.13aENST0000039382213aENSE00001516582chr2:85886805-858844372369PSPB_HUMAN-00--

(-) 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
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Chain A from PDB  Type:PROTEIN  Length:25
 aligned with PSPB_HUMAN | P07988 from UniProtKB/Swiss-Prot  Length:381

    Alignment length:25
                                   210       220     
           PSPB_HUMAN   201 FPIPLPYCWLCRALIKRIQAMIPKG 225
               SCOP domains d1dfwa_ A:                SCOP domains
               CATH domains ------------------------- CATH domains
               Pfam domains ------------------------- Pfam domains
         Sec.struct. author ......hhhhhhhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) ------------------------- SAPs(SNPs)
                    PROSITE ---SAP_B  PDB: A:4-25     PROSITE
               Transcript 1 Exon 1.7  PDB: A:1-24   1 Transcript 1
                 1dfw A   1 FPIPLPYCWLCRALIKRIQAMIPKG  25
                                    10        20     

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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  (1, 1)

Asymmetric Unit
(-)
Class: Peptides (792)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 1DFW)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 1DFW)

(-) Gene Ontology  (18, 18)

Asymmetric Unit(hide GO term definitions)
Chain A   (PSPB_HUMAN | P07988)
molecular function
    GO:0001664    G-protein coupled receptor binding    Interacting selectively and non-covalently with a G-protein coupled receptor.
    GO:0008047    enzyme activator activity    Binds to and increases the activity of an enzyme.
biological process
    GO:0009887    animal organ morphogenesis    Morphogenesis of an animal organ. An organ is defined as a tissue or set of tissues that work together to perform a specific function or functions. Morphogenesis is the process in which anatomical structures are generated and organized. Organs are commonly observed as visibly distinct structures, but may also exist as loosely associated clusters of cells that work together to perform a specific function or functions.
    GO:0044267    cellular protein metabolic process    The chemical reactions and pathways involving a specific protein, rather than of proteins in general, occurring at the level of an individual cell. Includes cellular protein modification.
    GO:0006629    lipid metabolic process    The chemical reactions and pathways involving lipids, compounds soluble in an organic solvent but not, or sparingly, in an aqueous solvent. Includes fatty acids; neutral fats, other fatty-acid esters, and soaps; long-chain (fatty) alcohols and waxes; sphingoids and other long-chain bases; glycolipids, phospholipids and sphingolipids; and carotenes, polyprenols, sterols, terpenes and other isoprenoids.
    GO:0043085    positive regulation of catalytic activity    Any process that activates or increases the activity of an enzyme.
    GO:0007585    respiratory gaseous exchange    The process of gaseous exchange between an organism and its environment. In plants, microorganisms, and many small animals, air or water makes direct contact with the organism's cells or tissue fluids, and the processes of diffusion supply the organism with dioxygen (O2) and remove carbon dioxide (CO2). In larger animals the efficiency of gaseous exchange is improved by specialized respiratory organs, such as lungs and gills, which are ventilated by breathing mechanisms.
    GO:0006665    sphingolipid metabolic process    The chemical reactions and pathways involving sphingolipids, any of a class of lipids containing the long-chain amine diol sphingosine or a closely related base (a sphingoid).
cellular component
    GO:0097208    alveolar lamellar body    A specialized secretory organelle found in type II pneumocytes and involved in the synthesis, secretion, and reutilization of pulmonary surfactant.
    GO:0045334    clathrin-coated endocytic vesicle    A clathrin-coated, membrane-bounded intracellular vesicle formed by invagination of the plasma membrane around an extracellular substance.
    GO:0005789    endoplasmic reticulum membrane    The lipid bilayer surrounding the endoplasmic reticulum.
    GO:0005576    extracellular region    The space external to the outermost structure of a cell. For cells without external protective or external encapsulating structures this refers to space outside of the plasma membrane. This term covers the host cell environment outside an intracellular parasite.
    GO:0005615    extracellular space    That part of a multicellular organism outside the cells proper, usually taken to be outside the plasma membranes, and occupied by fluid.
    GO:0042599    lamellar body    A membrane-bounded organelle, specialized for the storage and secretion of various substances (surfactant phospholipids, glycoproteins and acid phosphates) which are arranged in the form of tightly packed, concentric, membrane sheets or lamellae. Has some similar properties to, but is distinct from, a lysosome.
    GO:0005764    lysosome    A small lytic vacuole that has cell cycle-independent morphology and is found in most animal cells and that contains a variety of hydrolases, most of which have their maximal activities in the pH range 5-6. The contained enzymes display latency if properly isolated. About 40 different lysosomal hydrolases are known and lysosomes have a great variety of morphologies and functions.
    GO:0005771    multivesicular body    A type of endosome in which regions of the limiting endosomal membrane invaginate to form internal vesicles; membrane proteins that enter the internal vesicles are sequestered from the cytoplasm.
    GO:0097486    multivesicular body lumen    The volume enclosed by the outermost membrane of a multivesicular body.
    GO:0005654    nucleoplasm    That part of the nuclear content other than the chromosomes or the nucleolus.

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 Related Entries

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

UniProtKB/Swiss-Prot
        PSPB_HUMAN | P079881kmr 1rg3 1rg4 1ssz 2dwf 2jou 2m0h 2m1t

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