Structure of PDB 1cf9 Chain A Binding Site BS01

Receptor Information
>1cf9 Chain A (length=727) Species: 562 (Escherichia coli) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
DSLAPEDGSHRPAAEPTPPGAQPTAPGSLKAPDTRNEKLNSLEDVRKGSE
NYALTTNQGVRIADDQNSLRAGSRGPTLLEDFILREKITHFDHERIPERI
VHARGSAAHGYFQPYKSLSDITKADFLSDPNKITPVFVRFSTCQGGAGSA
DTVRDIRGFATKFYTEEGIFDLVGNNTPIFFIQDAHKFPDFVHAVKPEPH
WAIPQGQSAHDTFWDYVSLQPETLHNVMWAMSDRGIPRSYRTMEGFGIHT
FRLINAEGKATFVRFHWKPLAGKASLVWDEAQKLTGRDPDFHRRELWEAI
EAGDFPEYELGFQLIPEEDEFKFDFDLLDPTKLIPEELVPVQRVGKMVLN
RNPDNFFAENEQAAFHPGHIVPGLDFTNDPLLQGRLFSYTDTQISRLGGP
NFHEIPINRPTCPYHNFQRDGMHRMGIDTNPANYEPNSINDNWPRETPPG
PKRGGFESYQERVEGNKVRERSPSFGEYYSHPRLFWLSQTPFEQRHIVDG
FSFELSKVVRPYIRERVVDQLAHIDLTLAQAVAKNLGIELTDDQLNITPP
PDVNGLKKDPSLSLYAIPDGDVKGRVVAILLNDEVRSADLLAILKALKAK
GVHAKLLYSRMGEVTADDGTVLPIAATFAGAPSLTVDAVIVPCGNIADIA
DNGDANYYLMEAYKHLKPIALAGDARKFKATIKIADQGEEGIVEADSADG
SFMDELLTLMAAHRVWSRIPKIDKIPA
Ligand information
Ligand IDHEM
InChIInChI=1S/C34H34N4O4.Fe/c1-7-21-17(3)25-13-26-19(5)23(9-11-33(39)40)31(37-26)16-32-24(10-12-34(41)42)20(6)28(38-32)15-30-22(8-2)18(4)27(36-30)14-29(21)35-25;/h7-8,13-16H,1-2,9-12H2,3-6H3,(H4,35,36,37,38,39,40,41,42);/q;+2/p-2/b25-13-,26-13-,27-14-,28-15-,29-14-,30-15-,31-16-,32-16-;
InChIKeyKABFMIBPWCXCRK-RGGAHWMASA-L
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.6Cc1c2n3c(c1CCC(=O)O)C=C4C(=C(C5=[N]4[Fe]36[N]7=C(C=C8N6C(=C5)C(=C8C)C=C)C(=C(C7=C2)C)C=C)C)CCC(=O)O
CACTVS 3.385CC1=C(CCC(O)=O)C2=Cc3n4[Fe]5|6|N2=C1C=c7n5c(=CC8=N|6C(=Cc4c(C)c3CCC(O)=O)C(=C8C=C)C)c(C)c7C=C
ACDLabs 12.01C=1c3c(c(c4C=C5C(=C(C=6C=C7C(=C(C8=CC=2C(=C(C=1N=2[Fe](n34)(N5=6)N78)CCC(=O)O)C)\C=C)C)\C=C)C)C)CCC(=O)O
FormulaC34 H32 Fe N4 O4
NamePROTOPORPHYRIN IX CONTAINING FE;
HEME
ChEMBL
DrugBankDB18267
ZINC
PDB chain1cf9 Chain A Residue 754 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1cf9 Mutants that alter the covalent structure of catalase hydroperoxidase II from Escherichia coli.
Resolution1.8 Å
Binding residue
(original residue number in PDB)		R125 I126 V127 H128 R165 V199 G200 N201 F214 I274 H275 F391 R411 S414 Y415 T418 Q419 R422
Binding residue
(residue number reindexed from 1)		R99 I100 V101 H102 R139 V173 G174 N175 F188 I248 H249 F365 R385 S388 Y389 T392 Q393 R396
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) H128 N201 H392
Catalytic site (residue number reindexed from 1) H102 N175 H366
Enzyme Commision number 1.11.1.6: catalase.
Gene Ontology
Molecular Function
GO:0004096 catalase activity
GO:0004601 peroxidase activity
GO:0005506 iron ion binding
GO:0020037 heme binding
GO:0042802 identical protein binding
GO:0046872 metal ion binding
Biological Process
GO:0006972 hyperosmotic response
GO:0006974 DNA damage response
GO:0006979 response to oxidative stress
GO:0042744 hydrogen peroxide catabolic process
GO:0098869 cellular oxidant detoxification
Cellular Component
GO:0005737 cytoplasm
GO:0005829 cytosol

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Molecular Function
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Biological Process
View graph for
Cellular Component
External links
PDB RCSB:1cf9, PDBe:1cf9, PDBj:1cf9
PDBsum1cf9
PubMed10488114
UniProtP21179|CATE_ECOLI Catalase HPII (Gene Name=katE)

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