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(-) Description

Title :  GENETIC INCORPORATION OF A METAL-ION CHELATING AMINO ACID INTO PROTEINS AS BIOPHYSICAL PROBE
 
Authors :  F. Wang, H. Lee, G. Spraggon, P. G. Schultz
Date :  21 Nov 08  (Deposition) - 17 Feb 09  (Release) - 24 Mar 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.15
Chains :  Asym. Unit :  A,B
Biol. Unit 1:  A,B  (2x)
Keywords :  Crystallography, Phasing, Heavy Metal, Unnatural Amino Acid, Metal Binding, Transferase (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  H. S. Lee, G. Spraggon, P. G. Schultz, F. Wang
Genetic Incorporation Of A Metal-Ion Chelating Amino Acid Into Proteins As A Biophysical Probe.
J. Am. Chem. Soc. V. 131 2481 2009
PubMed-ID: 19193005  |  Reference-DOI: 10.1021/JA808340B
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - CYSTEINE SYNTHASE
    Chains: A, B
    EC Number: 2.5.1.47
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PBAD
    Expression System Strain: DH10B
    Expression System Taxid: 562
    Expression System Vector Type: PLASMID
    Organism Scientific: THERMUS THERMOPHILUS
    Organism Taxid: 274
    Synonym: TM0665

 Structural Features

(-) Chains, Units

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

Summary Information (see also Sequences/Alignments below)

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

Asymmetric Unit (2, 4)
No.NameCountTypeFull Name
1HQA2Mod. Amino Acid3-(8-HYDROXYQUINOLIN-3-YL)-L-ALANINE
2ZN2Ligand/IonZINC ION
Biological Unit 1 (1, 4)
No.NameCountTypeFull Name
1HQA4Mod. Amino Acid3-(8-HYDROXYQUINOLIN-3-YL)-L-ALANINE
2ZN-1Ligand/IonZINC ION

(-) Sites  (2, 2)

Asymmetric Unit (2, 2)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREHQA A:22 , HOH A:584 , HOH A:606BINDING SITE FOR RESIDUE ZN A 500
2AC2SOFTWAREHQA B:22 , HOH B:541 , HOH B:602BINDING SITE FOR RESIDUE ZN B 500

(-) SS Bonds  (0, 0)

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

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 3FCA)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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

(-) PROSITE Motifs  (0, 0)

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(-) Exons   (0, 0)

(no "Exon" information available for 3FCA)

(-) 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:291
                                                                                                                                                                                                                                                                                                                                   
               SCOP domains d3fcaa_ A: automated matches                                                                                                                                                                                                                                                                        SCOP domains
               CATH domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author hhhhhh................eee.hhh.....hhhhhhhhhhhhhhh......eeee..hhhhhhhhhhhhhhh..eeeeee...hhhhhhhhhhh..eeeeehhhhhhhhhhhhhhhhhhhhh........hhhhhhhhhhhhhhhhhhhh.....eeeee...hhhhhhhhhhhhhhhhhhheeeeeee............................hhhhh.eeeeehhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhhh.....eeeee..hhhhh.... Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 3fca A   1 MMERLIGSTPIVRLDSIDSRIaLKLEKNNPGGSVKDRPALFMILDAEKRGLLKNGIVEPTSGNMGIAIAMIGAKRGHRVILTMPETMSVERRKVLKMLGAELVLTPGELGMKGAVEKALEISRETGAHMLNQFENPYNVYSHQFTTGPEILKQMDYQIDAFVAGVGTGGTISGVGRVLKGFFGNGVKIVAVEPAKSPVLSGGQPGKHAIQGIGAGFVPKILDRSVIDEVITVEDEEAYEMARYLAKKEGLLVGISSGANVAAALKVAQKLGPDARVVTVAPDHAERYLSIL 291
                                    10        20 |      30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230       240       250       260       270       280       290 
                                                22-HQA                                                                                                                                                                                                                                                                         


Chain B from PDB  Type:PROTEIN  Length:291
                                                                                                                                                                                                                                                                                                                                   
               SCOP domains d3fcab_ B: automated matches                                                                                                                                                                                                                                                                        SCOP domains
               CATH domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author hhhhhh....eee........eeee.hhh.....hhhhhhhhhhhhhhh......eeee..hhhhhhhhhhhhhhh..eeeeee...hhhhhhhhhhh..eeeee....hhhhhhhhhhhhhhhhh.ee.....hhhhhhhhhhhhhhhhhhhh.....eeeee...hhhhhhhhhhhhhhhhhhheeeeeee............................hhhhh.eeeeehhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhh......eeeee..hhhhh.... Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 3fca B   1 MMERLIGSTPIVRLDSIDSRIaLKLEKNNPGGSVKDRPALFMILDAEKRGLLKNGIVEPTSGNMGIAIAMIGAKRGHRVILTMPETMSVERRKVLKMLGAELVLTPGELGMKGAVEKALEISRETGAHMLNQFENPYNVYSHQFTTGPEILKQMDYQIDAFVAGVGTGGTISGVGRVLKGFFGNGVKIVAVEPAKSPVLSGGQPGKHAIQGIGAGFVPKILDRSVIDEVITVEDEEAYEMARYLAKKEGLLVGISSGANVAAALKVAQKLGPDARVVTVAPDHAERYLSIL 291
                                    10        20 |      30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230       240       250       260       270       280       290 
                                                22-HQA
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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  (1, 2)

Asymmetric Unit
(-)
Class: Alpha and beta proteins (a/b) (23833)

(-) CATH Domains  (0, 0)

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

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 3FCA)

(-) Gene Ontology  (0, 0)

Asymmetric Unit(hide GO term definitions)
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