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(-) Description

Title :  CRYSTAL STRUCTURE OF THE HOMOSPERMIDINE SYNTHASE HSS FROM LEGIONELLA PNEUMOPHILA IN COMPLEX WITH NAD, NORTHEAST STRUCTURAL GENOMICS TARGET LGR54
 
Authors :  F. Forouhar, M. Hussain, J. Seetharaman, Y. Fang, H. Janjua, R. Xiao, K. Cunningham, L-C. Ma, L. Owens, J. Liu, M. C. Baran, T. B. Acton, G. T. Montelione, J. F. Hunt, L. Tong, Northeast Structural Genomic Consortium (Nesg)
Date :  10 Apr 07  (Deposition) - 15 May 07  (Release) - 13 Jul 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.50
Chains :  Asym. Unit :  A
Biol. Unit 1:  A  (2x)
Keywords :  Alpha-Beta Protein, Structural Genomics, Psi-2, Protein Structure Initiative, Northeast Structural Genomics Consortium, Nesg, Transferase (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  F. Forouhar, M. Hussain, J. Seetharaman, Y. Fang, H. Janjua, R. Xiao, K. Cunningham, L-C. Ma, L. Owens, J. Liu, M. C. Baran, T. B. Acton, G. T. Montelione, J. F. Hunt, L. Tong
Crystal Structure Of The Homospermidine Synthase Hss From Legionella Pneumophila In Complex With Nad.
To Be Published
PubMed: search

(-) Compounds

Molecule 1 - HOMOSPERMIDINE SYNTHASE
    Atcc33152
    ChainsA
    EC Number2.5.1.44
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System PlasmidPET21
    Expression System StrainBL21(DE3)+MAGIC
    Expression System Taxid562
    Expression System VectorBL21
    Expression System Vector TypePLASMID
    GeneHSS, LPG2495
    Organism ScientificLEGIONELLA PNEUMOPHILA SUBSP. PNEUMOPHILA STR. PHILADELPHIA 1
    Organism Taxid272624
    StrainPHILADELPHIA 1, DSM 7513

 Structural Features

(-) Chains, Units

  1
Asymmetric Unit A
Biological Unit 1 (2x)A

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (3, 7)

Asymmetric Unit (3, 7)
No.NameCountTypeFull Name
1MSE5Mod. Amino AcidSELENOMETHIONINE
2NAD1Ligand/IonNICOTINAMIDE-ADENINE-DINUCLEOTIDE
3SO41Ligand/IonSULFATE ION
Biological Unit 1 (3, 14)
No.NameCountTypeFull Name
1MSE10Mod. Amino AcidSELENOMETHIONINE
2NAD2Ligand/IonNICOTINAMIDE-ADENINE-DINUCLEOTIDE
3SO42Ligand/IonSULFATE ION

(-) Sites  (2, 2)

Asymmetric Unit (2, 2)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREHIS A:257 , SER A:258 , ASN A:259 , ARG A:368BINDING SITE FOR RESIDUE SO4 A 502
2AC2SOFTWAREGLY A:20 , PHE A:21 , GLY A:22 , CYS A:23 , VAL A:24 , ALA A:48 , GLU A:49 , GLN A:66 , GLN A:67 , ILE A:68 , VAL A:90 , SER A:91 , ILE A:92 , ALA A:113 , ALA A:114 , GLY A:157 , ALA A:158 , ASN A:159 , PRO A:160 , VAL A:396 , HOH A:503 , HOH A:509 , HOH A:510 , HOH A:600 , HOH A:603 , HOH A:630BINDING SITE FOR RESIDUE NAD A 501

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 2PH5)

(-) Cis Peptide Bonds  (2, 2)

Asymmetric Unit
No.Residues
1Asn A:159 -Pro A:160
2Tyr A:214 -Pro A:215

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 2PH5)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 2PH5)

(-) Exons   (0, 0)

(no "Exon" information available for 2PH5)

(-) 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:459
 aligned with Q5ZSM2_LEGPH | Q5ZSM2 from UniProtKB/TrEMBL  Length:472

    Alignment length:469
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            472  
                                    15        25        35        45        55        65        75        85        95       105       115       125       135       145       155       165       175       185       195       205       215       225       235       245       255       265       275       285       295       305       315       325       335       345       355       365       375       385       395       405       415       425       435       445       455       465      |  
         Q5ZSM2_LEGPH     6 NTKKILFKNRFVILGFGCVGQALMPLIFEKFDIKPSQVTIIAAEGTKVDVAQQYGVSFKLQQITPQNYLEVIGSTLEENDFLIDVSIGISSLALIILCNQKGALYINAATEPWKEEFVMEKMALNRRTNYSLREEVLRLKDKTQKTALITHGANPGLVSHFIKEALLNIAKDNGLTINRPKNAAEWANLAMTLGIKVIHVAEQDSQVTYPPKSPGEFVNTWSANGLILEGLQPAEIGWGTHEAHWPHDAYSHSNGPQCAIYLSRPSAGVMVRSWTPTLGAFHGFLITHAETISLTNFLTLKNGSELLYRPTVHYAYNPCPDARLSIFELKSNEWKPQNKNRLILNEIIDGCDELGVLLMGNQRGAYWYGSTLSIQEARQIAPYNNATSLQVVASMISGIIWAIEHPDEGIVEPEEVDHQYIIDIAKPYLGKVGGYYTDWTPLKNRGELYPEEVDLSDPWQFFNIRVN--   -
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains 2ph5A01 A:6-156,A:401-421 NAD(P)-binding Rossmann-like Domain                                                                                          2ph5A02 A:157-399,A:422-474 homospermidine synthase like                                                                                                                                                                                           -2ph5A01              2ph5A02 A:157-399,A:422-474                           CATH domains
               Pfam domains ----------Saccharop_dh-2ph5A01 A:16-443                                                                                                                                                                                                                                                                                                                                                                                                               ------------------------------- Pfam domains
         Sec.struct. author ..........eeee..hhhhhhhhhhhhhhh..hhh.eeeee......hhhhhhh.eeee......hhhhhhhhhh....eeee.....hhhhhhhhhhhhh.eeee........----------..hhhhhhhhhhh........ee.......hhhhhhhhhhhhhhhhh.........hhhhhhhhhhhh...eeeeeeee..ee.......eeee..hhhhhhhhhhheeeee...........ee........eeeeeee....eeee.......eeee....hhhhhhhhhh.ee....eee..eeeeeee.hhhhhhhhhhhhhh......eeee....eee.eeeeeeeee.....eeeeeeeeehhhhhhhh...hhhhhhhhhhhhhhhhhhhh.....eehhhhhhhhhhhhhhhhhh..eeeeee......................hhhhhh.... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2ph5 A   6 NTKKILFKNRFVILGFGCVGQALmPLIFEKFDIKPSQVTIIAAEGTKVDVAQQYGVSFKLQQITPQNYLEVIGSTLEENDFLIDVSIGISSLALIILCNQKGALYINAATEPWKE----------RRTNYSLREEVLRLKDKTQKTALITHGANPGLVSHFIKEALLNIAKDNGLTINRPKNAAEWANLAmTLGIKVIHVAEQDSQVTYPPKSPGEFVNTWSANGLILEGLQPAEIGWGTHEAHWPHDAYSHSNGPQCAIYLSRPSAGVmVRSWTPTLGAFHGFLITHAETISLTNFLTLKNGSELLYRPTVHYAYNPCPDARLSIFELKSNEWKPQNKNRLILNEIIDGCDELGVLLmGNQRGAYWYGSTLSIQEARQIAPYNNATSLQVVASmISGIIWAIEHPDEGIVEPEEVDHQYIIDIAKPYLGKVGGYYTDWTPLKNRGELYPEEVDLSDPWQFFNIRVNLE 474
                                    15        25   |    35        45        55        65        75        85        95       105       115    |    -     | 135       145       155       165       175       185       195|      205       215       225       235       245       255       265       275       285       295       305       315       325       335       345       355       365       375       385       395    |  405       415       425       435       445       455       465         
                                                  29-MSE                                                                                    120        131                                                              196-MSE                                                                        275-MSE                                                                                  364-MSE                             400-MSE                                                                      

   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 2PH5)

(-) CATH Domains  (2, 2)

Asymmetric Unit
(-)
Class: Alpha Beta (26913)

(-) Pfam Domains  (1, 1)

Asymmetric Unit

(-) Gene Ontology  (7, 7)

Asymmetric Unit(hide GO term definitions)
Chain A   (Q5ZSM2_LEGPH | Q5ZSM2)
molecular function
    GO:0047296    homospermidine synthase activity    Catalysis of the reaction: 2 putrescine = NH3 + sym-homospermidine.
    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:0016491    oxidoreductase activity    Catalysis of an oxidation-reduction (redox) reaction, a reversible chemical reaction in which the oxidation state of an atom or atoms within a molecule is altered. One substrate acts as a hydrogen or electron donor and becomes oxidized, while the other acts as hydrogen or electron acceptor and becomes reduced.
    GO:0016740    transferase activity    Catalysis of the transfer of a group, e.g. a methyl group, glycosyl group, acyl group, phosphorus-containing, or other groups, from one compound (generally regarded as the donor) to another compound (generally regarded as the acceptor). Transferase is the systematic name for any enzyme of EC class 2.
biological process
    GO:0055114    oxidation-reduction process    A metabolic process that results in the removal or addition of one or more electrons to or from a substance, with or without the concomitant removal or addition of a proton or protons.
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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