Structure of PDB 3hbl Chain B

Receptor sequence

>3hblB (length=1074) Species: 158878 (Staphylococcus aureus subsp. aureus Mu50)

QIKKLLVANRGEIAIRIFRAAAELDISTVAIYSNEDKSSLHRYKADESYL
VGSDLGPAESYLNIERIIDVAKQANVDAIHPGYGFLSENEQFARRCAEEG
IKFIGPHLEHLDMFGDKVKARTTAIKADLPVIPIDNPKHIEVQVIGDEHG
NIVHLFERDCSVQRRHQKVVEVAPSVGLSPTLRQRICDAAIQLMENIKYV
NAGTVEFLVSGDEFFFIEVNPRVQVEHTITEMVTGIDIVKTQILVAAGAD
LFGEEINMPQQKDITTLGYAIQCRITTEDPLNDFMPDTGTIIAYRSSGGF
GVRLDAGDGFQGAEISPYYDSLLVKLSTHAISFKQAEEKMVRSLREMRIR
GVKTNIPFLINVMKNKKFTSGDYTTKFIEETPELFDIQPSLDRGTKTLEY
IGNVTINGFPNVEKRPKPDYELASIPTVSSSKIASFSGTKQLLDEVGPKG
VAEWVKKQDDVLLTDTTFRDAHQSLLATRVRTKDMINIASKTADVFKDGF
SLEMWGGATFDVAYNFLKENPWERLERLRKAIPNVLFQMLLRASNAVGYK
NYPDNVIHKFVQESAKAGIDVFRIFDSLNWVDQMKVANEAVQEAGKISEG
TICYTGDILNPERSNIYTLEYYVKLAKELEREGFHILAIKDMAGLLKPKA
AYELIGELKSAVDLPIHLHTHDTSGNGLLTYKQAIDAGVDIIDTAVASMS
GLTSQPSANSLYYALNGFPRHLRTDIEGMESLSHYWSTVRTYYSDFESDI
KSPNTEIYQHEMPGGQYSNLSQQAKSLGLGERFDEVKDMYRRVNFLFGDI
VKVAPSSKVVGDMALYMVQNDLDEQSVITDGYKLDFPESVVSFFKGEIGQ
PVNGFNKDLQAVILKGQEALTARPGEYLEPVDFEKVRELLEEEQQGPVTE
QDIISYVLYPKVYEQYIQTRNQYGNLSLLDTPTFFFGMRNGETVEIEIDK
GKRLIIKLETISEPDENGNRTIYYAMNGQARRIYIKDENVHTNANVKPKA
DKSNPSHIGAQMPGSVTEVKVSVGETVKANQPLLITEAMKMETTIQAPFD
GVIKQVTVNNGDTIATGDLLIEIE

3D structure

• PDB: 3hbl A Symmetrical Tetramer for S. aureus Pyruvate Carboxylase in Complex with Coenzyme A.
• Chain: B
• Resolution: 2.71 Å

Enzymatic activity

• Catalytic site (original residue number in PDB): K152 H244 R270 T309 E311 E324 N326 R328 E332 R377 D572 D678 K741 H771 H773 I794 S800 M801 T840 A908 S910 V922 N924 Q929
• Catalytic site (residue number reindexed from 1): K117 H139 R165 T204 E206 E218 N220 R222 E226 R274 D470 D576 K640 H669 H671 I692 S698 M699 T738 A804 S806 V818 N820 Q825
• Enzyme Commision number: 6.4.1.1: pyruvate carboxylase.

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	BTI	B	Y503 N506 F512 F618	Y400 N403 F409 F516
BS02	MN	B	D572 K741 H771 H773	D470 K640 H669 H671

Gene Ontology

Molecular Function

• GO:0003824 catalytic activity
• GO:0004736 pyruvate carboxylase activity
• GO:0005524 ATP binding
• GO:0016874 ligase activity
• GO:0042802 identical protein binding
• GO:0046872 metal ion binding

Biological Process

• GO:0006090 pyruvate metabolic process
• GO:0006094 gluconeogenesis

Cellular Component

• GO:0005737 cytoplasm

External links

• PDB: RCSB:3hbl, PDBe:3hbl, PDBj:3hbl
• PDBsum: 3hbl
• PubMed: 19523900
• UniProt: A0A0H3JRU9|PYC_STAAM Pyruvate carboxylase (Gene Name=pycA)