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(-) Description

Title :  CRYSTAL STRUCTURE OF THE SPINACH AQUAPORIN SOPIP2;1 IN A CLOSED CONFORMATION
 
Authors :  S. Tornroth-Horsefield, K. Hedfalk, U. Johanson, M. Karlsson, R. Neut P. Kjellbom
Date :  01 Apr 05  (Deposition) - 20 Dec 05  (Release) - 13 Jul 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.10
Chains :  Asym. Unit :  A,M
Biol. Unit 1:  A  (4x)
Biol. Unit 2:  M  (4x)
Keywords :  Integral Membrane Protein; Pip; Alpha-Helical; Aquaporin, Transport Protein, Membrane Protein (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  S. Tornroth-Horsefield, Y. Wang, K. Hedfalk, U. Johanson, M. Karlsson, E. Tajkhorshid, R. Neutze, P. Kjellbom
Structural Mechanism Of Plant Aquaporin Gating
Nature V. 439 688 2006
PubMed-ID: 16340961  |  Reference-DOI: 10.1038/NATURE04316

(-) Compounds

Molecule 1 - AQUAPORIN
    Chains: A, M
    Engineered: YES
    Expression System: PICHIA PASTORIS
    Expression System Strain: X33
    Expression System Taxid: 4922
    Expression System Vector: PPICZB
    Organism Common: SPINACH
    Organism Scientific: SPINACIA OLERACEA
    Organism Taxid: 3562

 Structural Features

(-) Chains, Units

  12
Asymmetric Unit : AM
Biological Unit 1 (4x): A 
Biological Unit 2 (4x):  M

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (1, 2)

Asymmetric Unit (1, 2)
No.NameCountTypeFull Name
1CD2Ligand/IonCADMIUM ION
Biological Unit 1 (0, 0)
No.NameCountTypeFull Name
1CD-1Ligand/IonCADMIUM ION
Biological Unit 2 (0, 0)
No.NameCountTypeFull Name
1CD-1Ligand/IonCADMIUM ION

(-) Sites  (2, 2)

Asymmetric Unit (2, 2)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREASP A:28 , GLU A:31 , HOH A:1002 , HOH A:1005BINDING SITE FOR RESIDUE CD A 1001
2AC2SOFTWAREASP M:28 , GLU M:31 , HOH M:2003 , HOH M:2005BINDING SITE FOR RESIDUE CD M 2001

(-) SS Bonds  (1, 1)

Asymmetric Unit
No.Residues
1M:69 -M:69

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 1Z98)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 1Z98)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 1Z98)

(-) Exons   (0, 0)

(no "Exon" information available for 1Z98)

(-) 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:251
 aligned with Q41372_SPIOL | Q41372 from UniProtKB/TrEMBL  Length:281

    Alignment length:251
                                    33        43        53        63        73        83        93       103       113       123       133       143       153       163       173       183       193       203       213       223       233       243       253       263       273 
         Q41372_SPIOL    24 APFFDLGELKLWSFWRAAIAEFIATLLFLYITVATVIGHSKETVVCGSVGLLGIAWAFGGMIFVLVYCTAGISGGHINPAVTFGLFLARKVSLLRALVYMIAQCLGAICGVGLVKAFMKGPYNQFGGGANSVALGYNKGTALGAEIIGTFVLVYTVFSATDPKRSARDSHVPILAPLPIGFAVFMVHLATIPITGTGINPARSFGAAVIFNSNKVWDDQWIFWVGPFIGAAVAAAYHQYVLRAAAIKALGS 274
               SCOP domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains 1z98A00 A:24-274 Glycerol uptake facilitator protein.                                                                                                                                                                                                       CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ....hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.......hhhhhhhhhhhhhhhhhhhhhh.......hhhhhhhhhhh...hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh...........hhhhhhhhhhhhhhhhhhhhhhheeeeee......eeehhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh........... Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1z98 A  24 APFFDLGELKLWSFWRAAIAEFIATLLFLYITVATVIGHSKETVVCGSVGLLGIAWAFGGMIFVLVYCTAGISGGHINPAVTFGLFLARKVSLLRALVYMIAQCLGAICGVGLVKAFMKGPYNQFGGGANSVALGYNKGTALGAEIIGTFVLVYTVFSATDPKRSARDSHVPILAPLPIGFAVFMVHLATIPITGTGINPARSFGAAVIFNSNKVWDDQWIFWVGPFIGAAVAAAYHQYVLRAAAIKALGS 274
                                    33        43        53        63        73        83        93       103       113       123       133       143       153       163       173       183       193       203       213       223       233       243       253       263       273 


Chain M from PDB  Type:PROTEIN  Length:251
 aligned with Q41372_SPIOL | Q41372 from UniProtKB/TrEMBL  Length:281

    Alignment length:251
                                    33        43        53        63        73        83        93       103       113       123       133       143       153       163       173       183       193       203       213       223       233       243       253       263       273 
         Q41372_SPIOL    24 APFFDLGELKLWSFWRAAIAEFIATLLFLYITVATVIGHSKETVVCGSVGLLGIAWAFGGMIFVLVYCTAGISGGHINPAVTFGLFLARKVSLLRALVYMIAQCLGAICGVGLVKAFMKGPYNQFGGGANSVALGYNKGTALGAEIIGTFVLVYTVFSATDPKRSARDSHVPILAPLPIGFAVFMVHLATIPITGTGINPARSFGAAVIFNSNKVWDDQWIFWVGPFIGAAVAAAYHQYVLRAAAIKALGS 274
               SCOP domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains 1z98M00 M:24-274 Glycerol uptake facilitator protein.                                                                                                                                                                                                       CATH domains
           Pfam domains (1) -------MIP-1z98M01 M:31-260                                                                                                                                                                                                                  -------------- Pfam domains (1)
           Pfam domains (2) -------MIP-1z98M02 M:31-260                                                                                                                                                                                                                  -------------- Pfam domains (2)
         Sec.struct. author ....hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.......hhhhhhhhhhhhhhhhhhhhhh.......hhhhhhhhhhh...hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh...........hhhhhhhhhhhhhhhhhhhhhhheeeeee......eeehhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh........... Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1z98 M  24 APFFDLGELKLWSFWRAAIAEFIATLLFLYITVATVIGHSKETVVCGSVGLLGIAWAFGGMIFVLVYCTAGISGGHINPAVTFGLFLARKVSLLRALVYMIAQCLGAICGVGLVKAFMKGPYNQFGGGANSVALGYNKGTALGAEIIGTFVLVYTVFSATDPKRSARDSHVPILAPLPIGFAVFMVHLATIPITGTGINPARSFGAAVIFNSNKVWDDQWIFWVGPFIGAAVAAAYHQYVLRAAAIKALGS 274
                                    33        43        53        63        73        83        93       103       113       123       133       143       153       163       173       183       193       203       213       223       233       243       253       263       273
   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 1Z98)

(-) CATH Domains  (1, 2)

Asymmetric Unit
(-)
Class: Mainly Alpha (13335)

(-) Pfam Domains  (1, 2)

Asymmetric Unit
(-)
Clan: no clan defined [family: MIP] (17)

(-) Gene Ontology  (4, 4)

Asymmetric Unit(hide GO term definitions)
Chain A,M   (Q41372_SPIOL | Q41372)
molecular function
    GO:0005215    transporter activity    Enables the directed movement of substances (such as macromolecules, small molecules, ions) into, out of or within a cell, or between cells.
biological process
    GO:0006810    transport    The directed movement of substances (such as macromolecules, small molecules, ions) or cellular components (such as complexes and organelles) into, out of or within a cell, or between cells, or within a multicellular organism by means of some agent such as a transporter, pore or motor protein.
cellular component
    GO:0016021    integral component of membrane    The component of a membrane consisting of the gene products and protein complexes having at least some part of their peptide sequence embedded in the hydrophobic region of the membrane.
    GO:0016020    membrane    A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.

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  1z98
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  Q41372_SPIOL | Q41372
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 Related Entries

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

UniProtKB/TrEMBL
        Q41372_SPIOL | Q41372: 2b5f 3cll 3cn5 3cn6 4ia4 4jc6

(-) Related Entries Specified in the PDB File

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