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(-) Description

Title :  THE COMPLEX OF PII AND PIPX FROM ANABAENA
 
Authors :  Y. -L. Jiang, M. -X. Zhao, B. -Y. Xu, Y. -X. Chen, C. -C. Zhang, C. -Z. Zhou
Date :  24 May 10  (Deposition) - 01 Sep 10  (Release) - 27 Oct 10  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.90
Chains :  Asym. Unit :  A,B
Biol. Unit 1:  A,B  (3x)
Keywords :  Pii, Pipx, Transcription Regulator, Signal Transducer (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  M. -X. Zhao, Y. -L. Jiang, B. -Y. Xu, Y. -X. Chen, C. -C. Zhang, C. -Z. Zhou
Crystal Structure Of The Cyanobacterial Signal Transduction Protein Pii In Complex With Pipx.
J. Mol. Biol. V. 402 552 2010
PubMed-ID: 20708625  |  Reference-DOI: 10.1016/J.JMB.2010.08.006

(-) Compounds

Molecule 1 - NITROGEN REGULATORY PROTEIN P-II
    Chains: A
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PET29
    Expression System Strain: BL21 (DE3)
    Expression System Taxid: 562
    Expression System Vector Type: PLASMID
    Gene: ALL2319, GLNB
    Organism Scientific: NOSTOC
    Organism Taxid: 103690
    Strain: PCC 7120
    Synonym: PII PROTEIN
 
Molecule 2 - ASR0485 PROTEIN
    Chains: B
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PET28
    Expression System Strain: BL21 (DE3)
    Expression System Taxid: 562
    Expression System Vector Type: PLASMID
    Gene: ASR0485
    Organism Scientific: NOSTOC
    Organism Taxid: 103690
    Strain: PCC 7120
    Synonym: NTCA-INTERACTING PROTEIN

 Structural Features

(-) Chains, Units

  12
Asymmetric Unit : AB
Biological Unit 1 (3x): AB

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 3)

Asymmetric Unit (2, 3)
No.NameCountTypeFull Name
1ADP1Ligand/IonADENOSINE-5'-DIPHOSPHATE
2SO42Ligand/IonSULFATE ION
Biological Unit 1 (2, 9)
No.NameCountTypeFull Name
1ADP3Ligand/IonADENOSINE-5'-DIPHOSPHATE
2SO46Ligand/IonSULFATE ION

(-) Sites  (3, 3)

Asymmetric Unit (3, 3)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREILE A:7 , GLY A:27 , MET A:28 , THR A:29 , GLY A:35 , ARG A:38 , GLN A:39 , GLU A:62 , ILE A:63 , VAL A:64 , ILE A:86 , GLY A:87 , ASP A:88 , GLY A:89 , LYS A:90 , PHE A:92 , ARG A:101 , ARG A:103 , VAL A:112 , HOH A:124 , HOH A:168 , HOH A:171BINDING SITE FOR RESIDUE ADP A 113
2AC2SOFTWAREPHE A:11 , HOH A:135 , TYR B:19 , LEU B:34 , ARG B:38 , ARG B:89 , THR B:90BINDING SITE FOR RESIDUE SO4 B 93
3AC3SOFTWAREARG B:67 , ARG B:69 , ASN B:70 , ARG B:73 , HOH B:127BINDING SITE FOR RESIDUE SO4 B 94

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 3N5B)

(-) Cis Peptide Bonds  (1, 1)

Asymmetric Unit
No.Residues
1Gln B:37 -Arg B:38

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 3N5B)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 3N5B)

(-) Exons   (0, 0)

(no "Exon" information available for 3N5B)

(-) 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:112
 aligned with Q9L422_NOSS1 | Q9L422 from UniProtKB/TrEMBL  Length:112

    Alignment length:112
                                    10        20        30        40        50        60        70        80        90       100       110  
         Q9L422_NOSS1     1 MKKVEAIIRPFKLDEVKIALVNAGIVGMTVSEVRGFGRQKGQTERYRGSEYTVEFLQKLKVEIVVEDNQVDMVVDKIIAAARTGEIGDGKIFISPVEQVIRIRTGEKNTEAV 112
               SCOP domains ---------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ---------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ---P-II-3n5bA01 A:4-105                                                                                  ------- Pfam domains
         Sec.struct. author .eeeeeeehhhhhhhhhhhhhhh.....eeeeeee........ee....ee....eeeeeeeeeehhhhhhhhhhhhhhhhh.......eeeeee...........hhhhhh Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------- Transcript
                 3n5b A   1 MKKVEAIIRPFKLDEVKIALVNAGIVGMTVSEVRGFGRQKGQTERYRGSEYTVEFLQKLKVEIVVEDNQVDMVVDKIIAAARTGEIGDGKIFISPVEQVIRIRTGEKNTEAV 112
                                    10        20        30        40        50        60        70        80        90       100       110  


Chain B from PDB  Type:PROTEIN  Length:86
 aligned with Q8YZH5_NOSS1 | Q8YZH5 from UniProtKB/TrEMBL  Length:92

    Alignment length:86
                                    15        25        35        45        55        65        75        85      
         Q8YZH5_NOSS1     6 SETYINHPTWGLLYRICMVDESQDLFTTLYAQRLFFLVGNDIKAIKFQPIGRTEARMLLENRLRNLRRNGQSQEYDQLQSVFQRTF  91
               SCOP domains -------------------------------------------------------------------------------------- SCOP domains
               CATH domains -------------------------------------------------------------------------------------- CATH domains
               Pfam domains DUF3539-3n5bB01 B:6-91                                                                 Pfam domains
         Sec.struct. author ...eeee...eeeeeeeeee..eeeeee......eeeee.......eeeehhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------- Transcript
                 3n5b B   6 SETYINHPTWGLLYRICMVDESQDLFTTLYAQRLFFLVGNDIKAIKFQPIGRTEARMLLENRLRNLRRNGQSQEYDQLQSVFQRTF  91
                                    15        25        35        45        55        65        75        85
   Legend:   → Mismatch (orange background)
  - → Gap (green background, '-', border residues have a numbering label)
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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 3N5B)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 3N5B)

(-) Pfam Domains  (2, 2)

Asymmetric Unit
(-)
Clan: GlnB-like (50)
(-)
Clan: no clan defined [family: DUF3539] (3)

(-) Gene Ontology  (7, 8)

Asymmetric Unit(hide GO term definitions)
Chain A   (Q9L422_NOSS1 | Q9L422)
molecular function
    GO:0030234    enzyme regulator activity    Binds to and modulates the activity of an enzyme.
    GO:0000166    nucleotide binding    Interacting selectively and non-covalently with a nucleotide, any compound consisting of a nucleoside that is esterified with (ortho)phosphate or an oligophosphate at any hydroxyl group on the ribose or deoxyribose.
    GO:0005515    protein binding    Interacting selectively and non-covalently with any protein or protein complex (a complex of two or more proteins that may include other nonprotein molecules).
biological process
    GO:0050790    regulation of catalytic activity    Any process that modulates the activity of an enzyme.
    GO:0006808    regulation of nitrogen utilization    Any process that modulates the frequency, rate or extent of nitrogen utilization.
    GO:0006355    regulation of transcription, DNA-templated    Any process that modulates the frequency, rate or extent of cellular DNA-templated transcription.
    GO:0006351    transcription, DNA-templated    The cellular synthesis of RNA on a template of DNA.

Chain B   (Q8YZH5_NOSS1 | Q8YZH5)
molecular function
    GO:0005515    protein binding    Interacting selectively and non-covalently with any protein or protein complex (a complex of two or more proteins that may include other nonprotein molecules).

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 Related Entries

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

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(-) Related Entries Specified in the PDB File

2eg2 PII
2jj4 THE COMPLEX OF PII AND ACETYLGLUTAMATE KINASE
2ns1 GLNK