Structure of PDB 1ggh Chain A

Receptor sequence
>1gghA (length=727) Species: 562 (Escherichia coli) [Search protein sequence]
DSLAPEDGSHRPAAEPTPPGAQPTAPGSLKAPDTRNEKLNSLEDVRKGSE
NYALTTNQGVRIADDQNSLRAGSRGPTLLEDFILREKITHFDHERIPERI
VAARGSAAHGYFQPYKSLSDITKADFLSDPNKITPVFVRFSTVQGGAGSA
DTVRDIRGFATKFYTEEGIFDLVGNNTPIFFIQDAHKFPDFVHAVKPEPH
WAIPQGQSAHDTFWDYVSLQPETLHNVMWAMSDRGIPRSYRTMEGFGIHT
FRLINAEGKATFVRFHWKPLAGKASLVWDEAQKLTGRDPDFHRRELWEAI
EAGDFPEYELGFQLIPEEDEFKFDFDLLDPTKLIPEELVPVQRVGKMVLN
RNPDNFFAENEQAAFHPGHIVPGLDFTNDPLLQGRLFSYTDTQISRLGGP
NFHEIPINRPTCPYHNFQRDGMHRMGIDTNPANYEPNSINDNWPRETPPG
PKRGGFESYQERVEGNKVRERSPSFGEYYSHPRLFWLSQTPFEQRHIVDG
FSFELSKVVRPYIRERVVDQLAHIDLTLAQAVAKNLGIELTDDQLNITPP
PDVNGLKKDPSLSLYAIPDGDVKGRVVAILLNDEVRSADLLAILKALKAK
GVHAKLLYSRMGEVTADDGTVLPIAATFAGAPSLTVDAVIVPCGNIADIA
DNGDANYYLMEAYKHLKPIALAGDARKFKATIKIADQGEEGIVEADSADG
SFMDELLTLMAAHRVWSRIPKIDKIPA
3D structure
PDB1ggh Substrate flow in catalases deduced from the crystal structures of active site variants of HPII from Escherichia coli.
ChainA
Resolution2.15 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) A128 N201 H392
Catalytic site (residue number reindexed from 1) A102 N175 H366
Enzyme Commision number 1.11.1.6: catalase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 HEM A R125 V127 A128 R165 V199 G200 N201 F206 F214 I274 H275 F391 L407 R411 S414 Y415 T418 Q419 R422 R99 V101 A102 R139 V173 G174 N175 F180 F188 I248 H249 F365 L381 R385 S388 Y389 T392 Q393 R396
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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Biological Process
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Cellular Component
External links
PDB RCSB:1ggh, PDBe:1ggh, PDBj:1ggh
PDBsum1ggh
PubMed11455600
UniProtP21179|CATE_ECOLI Catalase HPII (Gene Name=katE)

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