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(-) Description

Title :  M. LOTI CYCLIC-NUCLEOTIDE BINDING DOMAIN MUTANT DISPLAYING INVERTED LIGAND SELECTIVITY, CYCLIC-GMP BOUND
 
Authors :  F. Fonseca, J. Pessoa, J. H. Morais-Cabral
Date :  23 Sep 13  (Deposition) - 25 Jun 14  (Release) - 16 Jul 14  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.25
Chains :  Asym. Unit :  A,B
Biol. Unit 1:  A  (1x)
Biol. Unit 2:  B  (1x)
Biol. Unit 3:  A,B  (1x)
Keywords :  Mlotik1 Cnbd Mutant, Cgmp-Complex, Cyclic-Nucleotide Binding, Membrane Protein Domain, Metal Transport, Nucleotide Binding Protein (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  J. Pessoa, F. Fonseca, S. Furini, J. H. Morais-Cabral
Determinants Of Ligand Selectivity In A Cyclic Nucleotide-Regulated Potassium Channel.
J. Gen. Physiol. V. 144 41 2014
PubMed-ID: 24981229  |  Reference-DOI: 10.1085/JGP.201311145

(-) Compounds

Molecule 1 - CYCLIC NUCLEOTIDE-GATED POTASSIUM CHANNEL MLL3241
    Chains: A, B
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PGEX2T
    Expression System Strain: BL21-CODONPLUS(DE3)-RP
    Expression System Taxid: 469008
    Expression System Vector Type: PLASMID
    Fragment: CYCLIC NUCLEOTIDE BINDING DOMAIN, UNP RESIDUES 216-355
    Gene: MLL3241
    Mutation: YES
    Organism Scientific: MESORHIZOBIUM LOTI
    Organism Taxid: 266835
    Strain: MAFF303099
    Synonym: MLOTIK1 CHANNEL

 Structural Features

(-) Chains, Units

  12
Asymmetric Unit : AB
Biological Unit 1 (1x): A 
Biological Unit 2 (1x):  B
Biological Unit 3 (1x): AB

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 4)

Asymmetric Unit (2, 4)
No.NameCountTypeFull Name
1NA2Ligand/IonSODIUM ION
2PCG2Ligand/IonCYCLIC GUANOSINE MONOPHOSPHATE
Biological Unit 1 (1, 1)
No.NameCountTypeFull Name
1NA-1Ligand/IonSODIUM ION
2PCG1Ligand/IonCYCLIC GUANOSINE MONOPHOSPHATE
Biological Unit 2 (1, 1)
No.NameCountTypeFull Name
1NA-1Ligand/IonSODIUM ION
2PCG1Ligand/IonCYCLIC GUANOSINE MONOPHOSPHATE
Biological Unit 3 (1, 2)
No.NameCountTypeFull Name
1NA-1Ligand/IonSODIUM ION
2PCG2Ligand/IonCYCLIC GUANOSINE MONOPHOSPHATE

(-) Sites  (4, 4)

Asymmetric Unit (4, 4)
No.NameEvidenceResiduesDescription
1AC1SOFTWARESER A:284 , PHE A:296 , GLY A:297 , GLU A:298 , MET A:299 , ALA A:300 , ARG A:307 , SER A:308 , ALA A:309 , VAL A:311 , ARG A:348 , ASP A:352 , HOH A:501 , HOH A:506 , HOH A:508 , HOH A:519 , HOH A:531BINDING SITE FOR RESIDUE PCG A 401
2AC2SOFTWAREVAL A:218 , ASP A:222 , ARG A:252 , ARG A:254 , HOH A:573 , HOH B:529BINDING SITE FOR RESIDUE NA A 402
3AC3SOFTWAREPHE B:296 , GLY B:297 , GLU B:298 , MET B:299 , ALA B:300 , ARG B:307 , SER B:308 , ALA B:309 , VAL B:311 , ARG B:348 , ASP B:352 , HOH B:501 , HOH B:506 , HOH B:507 , HOH B:509 , HOH B:512BINDING SITE FOR RESIDUE PCG B 401
4AC4SOFTWAREPHE B:236 , GLN B:237 , LEU B:239 , LEU B:244 , THR B:310BINDING SITE FOR RESIDUE NA B 402

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 4MUV)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 4MUV)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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

(-) PROSITE Motifs  (0, 0)

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(-) Exons   (0, 0)

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(-) Sequences/Alignments

Asymmetric Unit
   Reformat: Number of residues per line =  ('0' or empty: single-line sequence representation)
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  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:142
                                                                                                                                                                              
               SCOP domains ---------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ---------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhheeeee....eee.......eeeeeee..eeee....eee....eehhhhhhhh.....eeee...eeeeeeehhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.. Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4muv A 214 GSQEVRRGDFVRNWQLVAAVPLFQKLGPAVLVEIVRALRARTVPAGAVICRIGEPGDRMFFVVEGSVSVASPNPSELGPGAFFGEMALISGEPRSATVSAATTVSLLSLHSADFQMLCSSSPEIAEIFRKTALERRGADASA 355
                                   223       233       243       253       263       273       283       293       303       313       323       333       343       353  


Chain B from PDB  Type:PROTEIN  Length:139
                                                                                                                                                                           
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ......hhhhhhhhh..hhhhhh.hhhhhhhhhhhheeeee....eee.......eeeeeee..eeee....eee....eehhhhhhhh.....eeee...eeeeeeehhhhhhhhhhhhhhhhhhhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4muv B 216 QEVRRGDFVRNWQLVAAVPLFQKLGPAVLVEIVRALRARTVPAGAVICRIGEPGDRMFFVVEGSVSVASPNPSELGPGAFFGEMALISGEPRSATVSAATTVSLLSLHSADFQMLCSSSPEIAEIFRKTALERRGADAS 354
                                   225       235       245       255       265       275       285       295       305       315       325       335       345
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 Classification and Annotation

(-) SCOP Domains  (0, 0)

(no "SCOP Domain" information available for 4MUV)

(-) CATH Domains  (0, 0)

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

(-) Pfam Domains  (0, 0)

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

(-) Gene Ontology  (12, 12)

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 Related Entries

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

UniProtKB/Swiss-Prot
        CNGK1_RHILO | Q98GN8: 1u12 1vp6 2k0g 2kxl 2zd9 3beh 3cl1 3clp 3co2 4chv 4chw

(-) Related Entries Specified in the PDB File

1u12 M. LOTI CYCLIC NUCLEOTIDE BINDING DOMAIN MUTANT
1vp6 M.LOTI ION CHANNEL CYLIC NUCLEOTIDE BINDING DOMAIN
3beh STRUCTURE OF A BACTERIAL CYCLIC NUCLEOTIDE REGULATED ION CHANNEL
3cl1 M. LOTI CYCLIC-NUCLEOTIDE BINDING DOMAIN, CYCLIC-GMP BOUND
3clp M. LOTI CYCLIC-NUCLEOTIDE BINDING DOMAIN MUTANT 2
3co2 MLOTIK1 ION CHANNEL CYCLIC-NUCLEOTIDE BINDING DOMAIN MUTANT