1C7J - JenaLib

Asym./Biol. Unit - manually (Jmol Viewer)

Asym./Biol. Unit (Jmol Viewer)

Asym./Biol. Unit - sites (Jmol Viewer)

Title :   PNB ESTERASE 56C8

Authors :   B. Spiller, A. Gershenson, F. Arnold, R. C. Stevens

Date :   21 Feb 00 (Deposition) - 29 Mar 00 (Release) - 24 Feb 09 (Revision)

Method :   X-RAY DIFFRACTION

Resolution :   1.60

Chains :   Asym./Biol. Unit : A

Keywords :   Alpha-Beta Hydrolase, Directed Evolution, Organic Activity, Pnb Esterase (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )

Reference :   B. Spiller, A. Gershenson, F. H. Arnold, R. C. Stevens
A Structural View Of Evolutionary Divergence.
Proc. Natl. Acad. Sci. Usa V. 96 12305 1999
PubMed-ID: 10535917 | Reference-DOI: 10.1073/PNAS.96.22.12305
(for further references see the PDB file header)

Molecule 1 - PROTEIN (PARA-NITROBENZYL ESTERASE)
	Chains	:	A
	EC Number	:	3.1.1.-
	Engineered	:	YES
	Expression System	:	ESCHERICHIA COLI
	Expression System Taxid	:	562
	Mutation	:	YES
	Organism Scientific	:	BACILLUS SUBTILIS
	Organism Taxid	:	1423
	Synonym	:	PNB ESTERASE

		1
Asymmetric/Biological Unit	:	A

Summary Information (see also Sequences/Alignments below)

Asymmetric/Biological Unit (2, 2)

No.	Name	Count	Type	Full Name
1	K	1	Ligand/Ion	POTASSIUM ION
2	SO4	1	Ligand/Ion	SULFATE ION

Asymmetric Unit (2, 2)

No.	Name	Evidence	Residues	Description
1	AC1	SOFTWARE	GLN A:36 , LYS A:267 , ARG A:322 , SER A:323 , THR A:326	BINDING SITE FOR RESIDUE SO4 A 490
2	AC2	SOFTWARE	THR A:2 , HIS A:3 , HIS A:388 , HOH A:571 , HOH A:589	BINDING SITE FOR RESIDUE K A 500

(no "SS Bond" information available for 1C7J)

Asymmetric/Biological Unit

No.	Residues
1	Pro A:392	-	Pro A:393

Asymmetric/Biological Unit (11, 11)

								dbSNP	PDB
No.	Source	Variant ID	Variant			UniProt ID	Status	ID	Chain	Variant
01	UniProt	VAR_PNBA_BACSU_001 *	S	59	P	PNBA_BACSU	---	---	A	P	59	P
02	UniProt	VAR_PNBA_BACSU_002 *	K	95	Q	PNBA_BACSU	---	---	A	Q	95	Q
03	UniProt	VAR_PNBA_BACSU_003 *	N	150	D	PNBA_BACSU	---	---	A	D	150	D
04	UniProt	VAR_PNBA_BACSU_004 *	S	230	A	PNBA_BACSU	---	---	A	A	230	A
05	UniProt	VAR_PNBA_BACSU_005 *	G	242	S	PNBA_BACSU	---	---	A	S	242	S
06	UniProt	VAR_PNBA_BACSU_006 *	K	246	R	PNBA_BACSU	---	---	A	R	246	R
07	UniProt	VAR_PNBA_BACSU_007 *	S	251	A	PNBA_BACSU	---	---	A	A	251	A
08	UniProt	VAR_PNBA_BACSU_008 *	A	291	S	PNBA_BACSU	---	---	A	S	291	S
09	UniProt	VAR_PNBA_BACSU_009 *	V	343	A	PNBA_BACSU	---	---	A	A	343	A
10	UniProt	VAR_PNBA_BACSU_010 *	K	390	E	PNBA_BACSU	---	---	A	E	390	E
11	UniProt	VAR_PNBA_BACSU_011 *	L	463	V	PNBA_BACSU	---	---	A	V	463	V
	* ID not provided by source

SNP/SAP Summary Statistics (UniProtKB/Swiss-Prot)

Asymmetric/Biological Unit (2, 2)

	PROSITE			UniProtKB		PDB
No.	ID	AC	Description	ID	Location	Count	Location
1	CARBOXYLESTERASE_B_2	PS00941	Carboxylesterases type-B signature 2.	PNBA_BACSU	80-90	1	A:80-90
2	CARBOXYLESTERASE_B_1	PS00122	Carboxylesterases type-B serine active site.	PNBA_BACSU	176-191	1	A:176-191

(no "Exon" information available for 1C7J)

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:485
 aligned with PNBA_BACSU | P37967 from UniProtKB/Swiss-Prot  Length:489

    Alignment length:485
                                    11        21        31        41        51        61        71        81        91       101       111       121       131       141       151       161       171       181       191       201       211       221       231       241       251       261       271       281       291       301       311       321       331       341       351       361       371       381       391       401       411       421       431       441       451       461       471       481     
           PNBA_BACSU     2 THQIVTTQYGKVKGTTENGVHKWKGIPYAKPPVGQWRFKAPEPPEVWEDVLDATAYGSICPQPSDLLSLSYTELPRQSEDCLYVNVFAPDTPSKNLPVMVWIHGGAFYLGAGSEPLYDGSKLAAQGEVIVVTLNYRLGPFGFLHLSSFNEAYSDNLGLLDQAAALKWVRENISAFGGDPDNVTVFGESAGGMSIAALLAMPAAKGLFQKAIMESGASRTMTKEQAASTSAAFLQVLGINEGQLDKLHTVSAEDLLKAADQLRIAEKENIFQLFFQPALDPKTLPEEPEKAIAEGAASGIPLLIGTTRDEGYLFFTPDSDVHSQETLDAALEYLLGKPLAEKVADLYPRSLESQIHMMTDLLFWRPAVAYASAQSHYAPVWMYRFDWHPKKPPYNKAFHALELPFVFGNLDGLERMAKAEITDEVKQLSHTIQSAWITFAKTGNPSTEAVNWPAYHEETRETLILDSEITIENDPESEKRQKLFPS 486
               SCOP domains d1c7ja_ A: Thermophilic para-nitrobenzyl esterase (PNB esterase)                                                                                                                                                                                                                                                                                                                                                                                                                                      SCOP domains
               CATH domains 1c7jA00 A:2-486  [code=3.40.50.1820, no name defined]                                                                                                                                                                                                                                                                                                                                                                                                                                                 CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ...eeee..eeee.eee..eeeeeeee.....hhhhh............eee.............hhhhhh...........eeeeeee......eeeeeee...........hhhhhhhhhhhhhh.eeeee...hhhhhh............hhhhhhhhhhhhhhhhhhhhh.eeeeeeeeeeehhhhhhhhhhh.hhhhh....eeeee.......hhhhhhhhhhhhhhhhh....hhhhhhh.hhhhhhhhhhhhhhhh....................hhhhhhhh.......eeeeee.hhhhhh........hhhhhhhhhhhhh.hhhhhhhhhhh..hhhhhhhhhhhhhhhhhhhhhhhhhh....eeeeee................hhhhhhh..hhhhhhhh...hhhhhhhhhhhhhhhhhhhhhh.................eeeee....eeee..hhhhhhhhh.. Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------P-----------------------------------Q------------------------------------------------------D-------------------------------------------------------------------------------A-----------S---R----A---------------------------------------S---------------------------------------------------A----------------------------------------------E------------------------------------------------------------------------V----------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------CARBOXYLEST-------------------------------------------------------------------------------------CARBOXYLESTERASE------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1c7j A   2 THQIVTTQYGKVKGTTENGVHKWKGIPYAKPPVGQWRFKAPEPPEVWEDVLDATAYGPVCPQPSDLLSLSYTELPRQSEDCLYVNVFAPDTPSQNLPVMVWIHGGAFYLGAGSEPLYDGSKLAAQGEVIVVTLNYRLGPFGFMHLSSFDEAYSDNLGLLDQAAALKWVRENISAFGGDPDNVTVFGESAGGMSIAALLAMPAAKGLFQKAIMESGASRTMTKEQAASTAAAFLQVLGINESQLDRLHTVAAEDLLKAADQLRIAEKENIFQLFFQPALDPKTLPEEPEKSIAEGAASGIPLLIGTTRDEGYLFFTSDSDVRSQETLDAALEYSLGKPLAEKAADLYPRSLESQIHMVTDLLFWRPAVAFASAQSHYAPVWMYRFDWHPEKPPYNKAFHALELPFVFGNLDGLERMAKAEITDEVKQLSHTIQSAWITFAKTGNPSTEAVNWPAYHEETRETVILDSEITIENDPESEKRQKLFPS 486
                                    11        21        31        41        51        61        71        81        91       101       111       121       131       141       151       161       171       181       191       201       211       221       231       241       251       261       271       281       291       301       311       321       331       341       351       361       371       381       391       401       411       421       431       441       451       461       471       481

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) (23833)

Fold: alpha/beta-Hydrolases (971)

Superfamily: alpha/beta-Hydrolases (971)

Family: Acetylcholinesterase-like (219)

Protein domain: Thermophilic para-nitrobenzyl esterase (PNB esterase) (3)

Bacillus subtilis [TaxId: 1423] (3)

d1c7ja_

Asymmetric/Biological Unit

Classes(

)

Architectures( (-)

)

Topologies( (-)

)

Homologous Superfamilies( (-)

)

Organisms( (-)

)

Class: Alpha Beta (26913)

Architecture: 3-Layer(aba) Sandwich (12045)

Topology: Rossmann fold (7312)

Homologous Superfamily: [code=3.40.50.1820, no name defined] (692)

Bacillus subtilis. Organism_taxid: 1423. (5)

1c7jA00

A:2-486

(no "Pfam Domain" information available for 1C7J)

Asymmetric/Biological Unit(hide GO term definitions)

Chain A (PNBA_BACSU | P37967)


GO:0052689	carboxylic ester hydrolase activity	Catalysis of the hydrolysis of a carboxylic ester bond.
GO:0004104	cholinesterase activity	Catalysis of the reaction: an acylcholine + H2O = choline + a carboxylic acid anion.
GO:0016787	hydrolase activity	Catalysis of the hydrolysis of various bonds, e.g. C-O, C-N, C-C, phosphoric anhydride bonds, etc. Hydrolase is the systematic name for any enzyme of EC class 3.

Asymmetric/Biological Unit
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	Cis Peptide Bonds
		Pro A:392 - Pro A:393	[ RasMol ]

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	1c7j
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	PNBA_BACSU \| P37967	:	1c7i 1qe3

(no "Related Entries Specified in the PDB File" available for 1C7J)

Description

Compounds

Structural Features

Chains, Units

Ligands, Modified Residues, Ions (2, 2)

Sites (2, 2)

SS Bonds (0, 0)

Cis Peptide Bonds (1, 1)

Sequence-Structure Mapping

SAPs(SNPs)/Variants (11, 11)

PROSITE Motifs (2, 2)

Exons (0, 0)

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CATH Domains (1, 1)

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