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Title :   CRYSTAL STRUCTURE OF A 4-OXALOCROTONATE TAUTOMERASE HOMOLOGUE (TTHB242)

Authors :   H. Kida, K. Miki

Date :   10 Dec 09 (Deposition) - 15 Dec 10 (Release) - 15 Dec 10 (Revision)

Method :   X-RAY DIFFRACTION

Resolution :   1.94

Chains :   Asym./Biol. Unit : A,B,C,D,E,F

Keywords :   Tautomerase, Isomerase (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )

Reference :   H. Kida, A. Kita, K. Miki
Crystal Structure Of A 4-Oxalocrotonate Tautomerase Homologue (Tthb242) From Thermus Thermophilus Hb8
To Be Published
PubMed: search

Molecule 1 - 4-OXALOCROTONATE TAUTOMERASE
	Chains	:	A, B, C, D, E, F
	EC Number	:	5.3.2.2
	Engineered	:	YES
	Expression System	:	ESCHERICHIA COLI
	Expression System Plasmid	:	PET11A
	Expression System Strain	:	BL21(DE3)
	Expression System Taxid	:	562
	Expression System Vector Type	:	PLASMID
	Gene	:	TTHB242
	Organism Scientific	:	THERMUS THERMOPHILUS
	Organism Taxid	:	300852
	Strain	:	HB8

		1	2	3	4	5	6
Asymmetric/Biological Unit	:	A	B	C	D	E	F

Summary Information (see also Sequences/Alignments below)

Asymmetric/Biological Unit (1, 3)

No.	Name	Count	Type	Full Name
1	SO4	3	Ligand/Ion	SULFATE ION

Asymmetric Unit (3, 3)

No.	Name	Evidence	Residues	Description
1	AC1	SOFTWARE	LYS A:5 , HOH A:159 , HOH A:195 , HOH A:224 , HOH A:282 , LYS B:5 , LYS C:5 , SO4 C:70 , LYS D:5 , HOH D:228	BINDING SITE FOR RESIDUE SO4 A 71
2	AC2	SOFTWARE	SO4 A:71 , LYS C:5 , HOH C:139 , HOH C:143 , HOH C:250 , HOH C:279 , LYS D:5 , LYS E:5 , SO4 E:72 , LYS F:5	BINDING SITE FOR RESIDUE SO4 C 70
3	AC3	SOFTWARE	LYS A:5 , LYS B:5 , SO4 C:70 , LYS E:5 , HOH E:138 , HOH E:155 , HOH E:226 , HOH E:231 , LYS F:5	BINDING SITE FOR RESIDUE SO4 E 72

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

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

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

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

(no "Exon" information available for 3ABF)

Asymmetric/Biological 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:64
 aligned with Q53WI4_THET8 | Q53WI4 from UniProtKB/TrEMBL  Length:64

    Alignment length:64
                                    10        20        30        40        50        60    
          Q53WI4_THET8    1 MVVLKVTLLEGRPPEKKRELVRRLTEMASRLLGEPYEEVRVILYEVRRDQWAAGGVLFSDKEGT 64
               SCOP domains d3abfa_ A: automated matches                                     SCOP domains
               CATH domains ---------------------------------------------------------------- CATH domains
               Pfam domains ---------------------------------------------------------------- Pfam domains
         Sec.struct. author .eeeeeeee...hhhhhhhhhhhhhhhhhhhh..hhh.eeeeeeeehhh.eee..eehhhhh.. Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------- Transcript
                  3abf A  1 MVVLKVTLLEGRPPEKKRELVRRLTEMASRLLGEPYEEVRVILYEVRRDQWAAGGVLFSDKEGT 64
                                    10        20        30        40        50        60

Chain B from PDB  Type:PROTEIN  Length:63
 aligned with Q53WI4_THET8 | Q53WI4 from UniProtKB/TrEMBL  Length:64

    Alignment length:63
                                    10        20        30        40        50        60   
          Q53WI4_THET8    1 MVVLKVTLLEGRPPEKKRELVRRLTEMASRLLGEPYEEVRVILYEVRRDQWAAGGVLFSDKEG 63
               SCOP domains d3abfb_ B: automated matches                                    SCOP domains
               CATH domains --------------------------------------------------------------- CATH domains
               Pfam domains --------------------------------------------------------------- Pfam domains
         Sec.struct. author .eeeeeeee...hhhhhhhhhhhhhhhhhhhh..hhh.eeeeeeeehhh.eee..ee.hhh.. Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------- Transcript
                  3abf B  1 MVVLKVTLLEGRPPEKKRELVRRLTEMASRLLGEPYEEVRVILYEVRRDQWAAGGVLFSDKEG 63
                                    10        20        30        40        50        60

Chain C from PDB  Type:PROTEIN  Length:63
 aligned with Q53WI4_THET8 | Q53WI4 from UniProtKB/TrEMBL  Length:64

    Alignment length:63
                                    10        20        30        40        50        60   
          Q53WI4_THET8    1 MVVLKVTLLEGRPPEKKRELVRRLTEMASRLLGEPYEEVRVILYEVRRDQWAAGGVLFSDKEG 63
               SCOP domains d3abfc_ C: automated matches                                    SCOP domains
               CATH domains --------------------------------------------------------------- CATH domains
               Pfam domains --------------------------------------------------------------- Pfam domains
         Sec.struct. author .eeeeeeee...hhhhhhhhhhhhhhhhhhhhh.hhh.eeeeeeeehhh.eee..eehhhhhh Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------- Transcript
                  3abf C  1 MVVLKVTLLEGRPPEKKRELVRRLTEMASRLLGEPYEEVRVILYEVRRDQWAAGGVLFSDKEG 63
                                    10        20        30        40        50        60

Chain D from PDB  Type:PROTEIN  Length:62
 aligned with Q53WI4_THET8 | Q53WI4 from UniProtKB/TrEMBL  Length:64

    Alignment length:62
                                    10        20        30        40        50        60  
          Q53WI4_THET8    1 MVVLKVTLLEGRPPEKKRELVRRLTEMASRLLGEPYEEVRVILYEVRRDQWAAGGVLFSDKE 62
               SCOP domains d3abfd_ D: automated matches                                   SCOP domains
               CATH domains -------------------------------------------------------------- CATH domains
               Pfam domains -------------------------------------------------------------- Pfam domains
         Sec.struct. author .eeeeeeee...hhhhhhhhhhhhhhhhhhhhh.hhh.eeeeeeeehhh.eee..eehhhhh Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------- Transcript
                  3abf D  1 MVVLKVTLLEGRPPEKKRELVRRLTEMASRLLGEPYEEVRVILYEVRRDQWAAGGVLFSDKE 62
                                    10        20        30        40        50        60

Chain E from PDB  Type:PROTEIN  Length:61
 aligned with Q53WI4_THET8 | Q53WI4 from UniProtKB/TrEMBL  Length:64

    Alignment length:61
                                    10        20        30        40        50        60 
          Q53WI4_THET8    1 MVVLKVTLLEGRPPEKKRELVRRLTEMASRLLGEPYEEVRVILYEVRRDQWAAGGVLFSDK 61
               SCOP domains d3abfe_ E: automated matches                                  SCOP domains
               CATH domains ------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------- Pfam domains
         Sec.struct. author .eeeeeeee...hhhhhhhhhhhhhhhhhhhhh.hhh.eeeeeeeehhh.eee..ee.hhh Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------- Transcript
                  3abf E  1 MVVLKVTLLEGRPPEKKRELVRRLTEMASRLLGEPYEEVRVILYEVRRDQWAAGGVLFSDK 61
                                    10        20        30        40        50        60

Chain F from PDB  Type:PROTEIN  Length:63
 aligned with Q53WI4_THET8 | Q53WI4 from UniProtKB/TrEMBL  Length:64

    Alignment length:63
                                    10        20        30        40        50        60   
          Q53WI4_THET8    1 MVVLKVTLLEGRPPEKKRELVRRLTEMASRLLGEPYEEVRVILYEVRRDQWAAGGVLFSDKEG 63
               SCOP domains d3abff_ F: automated matches                                    SCOP domains
               CATH domains --------------------------------------------------------------- CATH domains
               Pfam domains --------------------------------------------------------------- Pfam domains
         Sec.struct. author .eeeeeeee...hhhhhhhhhhhhhhhhhhhhh.hhh.eeeeeeeehhh.eee..ee.hhh.. Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------- Transcript
                  3abf F  1 MVVLKVTLLEGRPPEKKRELVRRLTEMASRLLGEPYEEVRVILYEVRRDQWAAGGVLFSDKEG 63
                                    10        20        30        40        50        60

Legend:		→ Mismatch	(orange background)
	-	→ Gap	(green background, '-', border residues have a numbering label)
		→ Modified Residue	(blue background, lower-case, 'x' indicates undefined single-letter code, labelled with number + name)
	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 '\|'

Asymmetric/Biological Unit

Classes(

)

Folds(

)

Superfamilies( (-)

)

Families(

)

Protein Domains( (-)

)

Organisms( (-)

)

Class: Alpha and beta proteins (a+b) (23004)

Fold: Tautomerase/MIF (104)

Superfamily: Tautomerase/MIF (104)

Family: automated matches (26)

Protein domain: automated matches (26)

Thermus thermophilus HB8 [TaxId: 300852] (1)

1a	d3abfa_	A:
1b	d3abfb_	B:
1c	d3abfc_	C:
1d	d3abfd_	D:
1e	d3abfe_	E:
1f	d3abff_	F:

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

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

Asymmetric/Biological Unit(hide GO term definitions)

Chain A,B,C,D,E,F (Q53WI4_THET8 | Q53WI4)

molecular function
	GO:0016853	isomerase activity	Catalysis of the geometric or structural changes within one molecule. Isomerase is the systematic name for any enzyme of EC class 5.
biological process
	GO:0006725	cellular aromatic compound metabolic process	The chemical reactions and pathways involving aromatic compounds, any organic compound characterized by one or more planar rings, each of which contains conjugated double bonds and delocalized pi electrons, as carried out by individual cells.

Asymmetric/Biological Unit
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Ligands, Modified Residues, Ions (1, 3)

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