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(-) Description

Title :  CRYSTAL STRUCTURE OF THE 2/2 HEMOGLOBIN FROM SYNECHOCOCCUS SP. PCC 7002 IN THE CYANOMET STATE AND WITH COVALENTLY ATTACHED HEME
 
Authors :  B. B. Wenke, J. L. Schlessman, A. Heroux, J. T. J. Lecomte
Date :  04 Jun 13  (Deposition) - 12 Jun 13  (Release) - 19 Feb 14  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.25
Chains :  Asym. Unit :  A,B
Biol. Unit 1:  A  (1x)
Biol. Unit 2:  B  (1x)
Keywords :  Group I 2/2 Hemoglobin, Glbn, Trhbn, Cyanomet Hemoglobin, Histidine- Heme Covalent Linkage, Truncated Hemoglobin, Unknown Function (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  B. B. Wenke, J. T. Lecomte, A. Heroux, J. L. Schlessman
The 2/2 Hemoglobin From The Cyanobacterium Synechococcus Sp Pcc 7002 With Covalently Attached Heme: Comparison Of X-Ray And Nmr Structures.
Proteins V. 82 528 2014
PubMed-ID: 23999883  |  Reference-DOI: 10.1002/PROT.24409

(-) Compounds

Molecule 1 - CYANOGLOBIN
    Chains: A, B
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PET3C
    Expression System Strain: BL21(DE3)
    Expression System Taxid: 469008
    Expression System Vector Type: PLASMID
    Gene: GLBN, SYNPCC7002_A1621
    Organism Scientific: SYNECHOCOCCUS SP.
    Organism Taxid: 32049
    Strain: PCC 7002

 Structural Features

(-) Chains, Units

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

Summary Information (see also Sequences/Alignments below)

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

Asymmetric Unit (3, 7)
No.NameCountTypeFull Name
1CYN2Ligand/IonCYANIDE ION
2HEB2Ligand/IonHEME B/C
3SO43Ligand/IonSULFATE ION
Biological Unit 1 (3, 3)
No.NameCountTypeFull Name
1CYN1Ligand/IonCYANIDE ION
2HEB1Ligand/IonHEME B/C
3SO41Ligand/IonSULFATE ION
Biological Unit 2 (3, 4)
No.NameCountTypeFull Name
1CYN1Ligand/IonCYANIDE ION
2HEB1Ligand/IonHEME B/C
3SO42Ligand/IonSULFATE ION

(-) Sites  (7, 7)

Asymmetric Unit (7, 7)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREPHE A:34 , PHE A:35 , GLN A:43 , GLN A:47 , PHE A:50 , GLY A:63 , ARG A:64 , MET A:66 , HIS A:70 , LEU A:73 , LEU A:79 , HIS A:83 , PHE A:84 , ILE A:87 , HIS A:117 , VAL A:121 , CYN A:202BINDING SITE FOR RESIDUE HEB A 201
2AC2SOFTWARETYR A:22 , GLN A:43 , GLN A:47 , HEB A:201BINDING SITE FOR RESIDUE CYN A 202
3AC3SOFTWAREARG A:33 , SER A:101 , GLN A:102 , ASP A:103BINDING SITE FOR RESIDUE SO4 A 203
4AC4SOFTWAREVAL B:31 , PHE B:34 , PHE B:35 , THR B:38 , GLN B:43 , HIS B:46 , GLN B:47 , PHE B:50 , GLY B:63 , ARG B:64 , MET B:66 , ALA B:69 , HIS B:70 , LEU B:73 , LEU B:79 , HIS B:83 , PHE B:84 , ILE B:87 , HIS B:117 , VAL B:121 , CYN B:202BINDING SITE FOR RESIDUE HEB B 201
5AC5SOFTWARETYR B:22 , GLN B:43 , GLN B:47 , HEB B:201BINDING SITE FOR RESIDUE CYN B 202
6AC6SOFTWAREGLN B:102BINDING SITE FOR RESIDUE SO4 B 203
7AC7SOFTWARESER B:65 , ARG B:67 , ALA B:68BINDING SITE FOR RESIDUE SO4 B 204

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 4L2M)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 4L2M)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 4L2M)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 4L2M)

(-) Exons   (0, 0)

(no "Exon" information available for 4L2M)

(-) 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:123
                                                                                                                                                           
               SCOP domains d4l2ma_ A: automated matches                                                                                                SCOP domains
               CATH domains --------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .hhhhhhhhhhhhhhhhhhhhhhhhh...hhhhhh..hhhhhhhhhhhhhhhhh.........hhhhhhhhhhhh...hhhhhhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhhhhhhhh.. Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------- Transcript
                 4l2m A   2 ASLYEKLGGAAAVDLAVEKFYGKVLADERVNRFFVNTDMAKQKQHQKDFMTYAFGGTDRFPGRSMRAAHQDLVENAGLTDVHFDAIAENLVLTLQELNVSQDLIDEVVTIVGSVQHRNDVLNR 124
                                    11        21        31        41        51        61        71        81        91       101       111       121   


Chain B from PDB  Type:PROTEIN  Length:123
                                                                                                                                                           
               SCOP domains d4l2mb_ B: automated matches                                                                                                SCOP domains
               CATH domains --------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .hhhhhh.hhhhhhhhhhhhhhhhhh...hhhhhh..hhhhhhhhhhhhhhhhh.........hhhhhhhhhhhhh..hhhhhhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------- Transcript
                 4l2m B   2 ASLYEKLGGAAAVDLAVEKFYGKVLADERVNRFFVNTDMAKQKQHQKDFMTYAFGGTDRFPGRSMRAAHQDLVENAGLTDVHFDAIAENLVLTLQELNVSQDLIDEVVTIVGSVQHRNDVLNR 124
                                    11        21        31        41        51        61        71        81        91       101       111       121
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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  (1, 2)

Asymmetric Unit
(-)
Class: All alpha proteins (14657)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 4L2M)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 4L2M)

(-) Gene Ontology  (3, 3)

Asymmetric Unit(hide GO term definitions)

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        Q8RT58_SYNP2 | Q8RT58: 2ksc 4max

(-) Related Entries Specified in the PDB File

1dly 1rtx 1s69 2ksc 4i0v