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(-) Description

Title :  CRYSTAL STRUCTURE OF THE DE NOVO DESIGNED PEPTIDE ALPHA4TBA6
 
Authors :  B. C. Buer, J. L. Meagher, J. A. Stuckey, E. N. G. Marsh
Date :  16 Jul 12  (Deposition) - 31 Oct 12  (Release) - 21 Nov 12  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.54
Chains :  Asym. Unit :  A,B
Biol. Unit 1:  A,B  (2x)
Biol. Unit 2:  B  (1x)
Biol. Unit 3:  A  (1x)
Keywords :  Alpha Helix, De Novo Designed, Coiled-Coil, Nonnatural Amino Acid, De Novo Protein (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  B. C. Buer, J. L. Meagher, J. A. Stuckey, E. N. Marsh
Comparison Of The Structures And Stabilities Of Coiled-Coil Proteins Containing Hexafluoroleucine And T-Butylalanine Provides Insight Into The Stabilizing Effects Of Highly Fluorinated Amino Acid Side-Chains.
Protein Sci. V. 21 1705 2012
PubMed-ID: 22930450  |  Reference-DOI: 10.1002/PRO.2150

(-) Compounds

Molecule 1 - ALPHA4TBA6
    Chains: A, B
    Engineered: YES
    Synthetic: YES

 Structural Features

(-) Chains, Units

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

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (4, 15)

Asymmetric Unit (4, 15)
No.NameCountTypeFull Name
10JY12Mod. Amino Acid4-METHYL-L-LEUCINE
2ACE1Mod. Amino AcidACETYL GROUP
3P6G1Ligand/IonHEXAETHYLENE GLYCOL
4PEG1Ligand/IonDI(HYDROXYETHYL)ETHER
Biological Unit 1 (4, 30)
No.NameCountTypeFull Name
10JY24Mod. Amino Acid4-METHYL-L-LEUCINE
2ACE2Mod. Amino AcidACETYL GROUP
3P6G2Ligand/IonHEXAETHYLENE GLYCOL
4PEG2Ligand/IonDI(HYDROXYETHYL)ETHER
Biological Unit 2 (3, 8)
No.NameCountTypeFull Name
10JY6Mod. Amino Acid4-METHYL-L-LEUCINE
2ACE1Mod. Amino AcidACETYL GROUP
3P6G-1Ligand/IonHEXAETHYLENE GLYCOL
4PEG1Ligand/IonDI(HYDROXYETHYL)ETHER
Biological Unit 3 (2, 7)
No.NameCountTypeFull Name
10JY6Mod. Amino Acid4-METHYL-L-LEUCINE
2ACE-1Mod. Amino AcidACETYL GROUP
3P6G1Ligand/IonHEXAETHYLENE GLYCOL
4PEG-1Ligand/IonDI(HYDROXYETHYL)ETHER

(-) Sites  (3, 3)

Asymmetric Unit (3, 3)
No.NameEvidenceResiduesDescription
1AC1SOFTWARELYS A:19 , LYS A:23 , HOH A:207 , ASN B:2 , GLU B:5 , 0JY B:6 , GLU B:15 , ARG B:18 , LYS B:22 , PEG B:102BINDING SITE FOR RESIDUE P6G A 101
2AC2SOFTWAREGLY B:1 , ARG B:21 , ARG B:25 , HOH B:206BINDING SITE FOR RESIDUE ACE B 101
3AC3SOFTWAREARG A:16 , ARG A:21 , P6G A:101 , GLU B:9 , GLU B:11 , ASP B:12 , GLN B:14 , GLU B:15 , ARG B:18 , HOH B:204 , HOH B:207BINDING SITE FOR RESIDUE PEG B 102

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 4G4L)

(-) Cis Peptide Bonds  (1, 1)

Asymmetric Unit
No.Residues
1Ser B:26 -Gly B:27

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 4G4L)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 4G4L)

(-) Exons   (0, 0)

(no "Exon" information available for 4G4L)

(-) 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:23
                                                       
               SCOP domains ----------------------- SCOP domains
               CATH domains ----------------------- CATH domains
               Pfam domains ----------------------- Pfam domains
         Sec.struct. author ...hhhhhhhhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) ----------------------- SAPs(SNPs)
                    PROSITE ----------------------- PROSITE
                 Transcript ----------------------- Transcript
                 4g4l A   3 ADExYKExEDxQERxRKxRKKxR  25
                               |   |12|   |  |22 | 
                               |   |  |   |  |   | 
                               6-0JY  |   |  |   | 
                                  10-0JY  |  |   | 
                                     13-0JY  |   | 
                                         17-0JY  | 
                                            20-0JY 
                                                24-0JY


Chain B from PDB  Type:PROTEIN  Length:28
                                                            
               SCOP domains ---------------------------- SCOP domains
               CATH domains ---------------------------- CATH domains
               Pfam domains ---------------------------- Pfam domains
         Sec.struct. author .hhhhhhhhhhhhhhhhhhhhhhhhh.. Sec.struct. author
                 SAPs(SNPs) ---------------------------- SAPs(SNPs)
                    PROSITE ---------------------------- PROSITE
                 Transcript ---------------------------- Transcript
                 4g4l B   1 GNADExYKExEDxQERxRKxRKKxRSGx 101
                                 |  10  |   | 20   |  ||
                                 6-0JY  |   |  |   | 27|
                                    10-0JY  |  |   | 101-ACE
                                       13-0JY  |   |    
                                           17-0JY  |    
                                              20-0JY    
                                                  24-0JY
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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  (0, 0)

(no "SCOP Domain" information available for 4G4L)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 4G4L)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 4G4L)

(-) Gene Ontology  (0, 0)

Asymmetric Unit(hide GO term definitions)
    (no "Gene Ontology" information available for 4G4L)

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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

3twe 3twf 3twg 4g3b 4g4m