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(-) Description

Title :  HCN2 CNBD IN COMPLEX WITH 2-AMINOPURINE RIBOSIDE-3', 5'-CYCLIC MONOPHOSPHATE (2-NH2-CPUMP)
 
Authors :  L. C. T. Ng, I. Putrenko, V. Baronas, F. Van Petegem, E. A. Accili
Date :  14 Jun 16  (Deposition) - 14 Sep 16  (Release) - 19 Oct 16  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.07
Chains :  Asym. Unit :  A
Biol. Unit 1:  A  (4x)
Keywords :  Protein-Ligand Complex, Cycilc Nucleotide Binding Domain, Ion Transport, Transport Protein (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  L. C. Ng, I. Putrenko, V. Baronas, F. Van Petegem, E. A. Accili
Cyclic Purine And Pyrimidine Nucleotides Bind To The Hcn2 Ion Channel And Variably Promote C-Terminal Domain Interactions And Opening.
Structure V. 24 1629 2016
PubMed-ID: 27568927  |  Reference-DOI: 10.1016/J.STR.2016.06.024

(-) Compounds

Molecule 1 - POTASSIUM/SODIUM HYPERPOLARIZATION-ACTIVATED CYCLIC NUCLEOTIDE-GATED CHANNEL 2
    Chains: A
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PET28
    Expression System Strain: BL21(DE3)
    Expression System Taxid: 469008
    Expression System Vector Type: PLASIMD
    Fragment: UNP RESIDUES 443-643
    Gene: HCN2, BCNG2, HAC1
    Organism Common: MOUSE
    Organism Scientific: MUS MUSCULUS
    Organism Taxid: 10090
    Synonym: BRAIN CYCLIC NUCLEOTIDE-GATED CHANNEL 2,BCNG-2, HYPERPOLARIZATION-ACTIVATED CATION CHANNEL 1,HAC-1

 Structural Features

(-) Chains, Units

  1
Asymmetric Unit : A
Biological Unit 1 (4x): A

Summary Information (see also Sequences/Alignments below)

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

Asymmetric Unit (2, 2)
No.NameCountTypeFull Name
16SZ1Ligand/Ion2-AMINOPURINE RIBOSIDE-3',5'-CYCLIC MONOPHOSPHATE
2CSX1Mod. Amino AcidS-OXY CYSTEINE
Biological Unit 1 (2, 8)
No.NameCountTypeFull Name
16SZ4Ligand/Ion2-AMINOPURINE RIBOSIDE-3',5'-CYCLIC MONOPHOSPHATE
2CSX4Mod. Amino AcidS-OXY CYSTEINE

(-) Sites  (1, 1)

Asymmetric Unit (1, 1)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREVAL A:564 , MET A:572 , LEU A:574 , PHE A:580 , GLY A:581 , GLU A:582 , ILE A:583 , CYS A:584 , ARG A:591 , THR A:592 , ALA A:593 , ARG A:632 , ILE A:636binding site for residue 6SZ A 701

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 5KHK)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 5KHK)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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(-) PROSITE Motifs  (0, 0)

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(-) Exons   (0, 0)

(no "Exon" information available for 5KHK)

(-) 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    
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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:201
                                                                                                                                                                                                                                         
               SCOP domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author hhhhhhhhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhhh....hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.hhhhhhhhhh..eeeee....eee.......eeeeeee..eeee.....eeee....eehhhhhhhh.....eeee...eeeeeeehhhhhhhhhhhhhhhhhhhhhhhhhhhh........ Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 5khk A 443 DSSRRQYQEKYKQVEQYMSFHKLPADFRQKIHDYYEHRYQGKMFDEDSILGELNGPLREEIVNFNcRKLVASMPLFANADPNFVTAMLTKLKFEVFQPGDYIIREGTIGKKMYFIQHGVVSVLTKGNKEMKLSDGSYFGEICLLTRGRRTASVRADTYCRLYSLSVDNFNEVLEEYPMMRRAFETVAIDRLDRIGKKNSIL 643
                                   452       462       472       482       492       502     | 512       522       532       542       552       562       572       582       592       602       612       622       632       642 
                                                                                           508-CSX
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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  (0, 0)

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

(-) CATH Domains  (0, 0)

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

(-) Pfam Domains  (0, 0)

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

(-) Gene Ontology  (27, 27)

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  5khk
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  HCN2_MOUSE | O88703
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 Related Entries

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

UniProtKB/Swiss-Prot
        HCN2_MOUSE | O88703: 1q3e 1q43 1q5o 2q0a 3bpz 3etq 3ffq 4eqf 5jon 5khg 5khh 5khi 5khj

(-) Related Entries Specified in the PDB File

5khg 5khh 5khi 5khj