4G0H: Cytotoxicity-associated immunodominant antigen

Crystal structure of the N-terminal domain of Helicobacter pylori CagA protein. Determined by X-ray diffraction at 3.6 Å resolution. Released 22 Aug 2012.

Method
X-ray diffraction
Resolution
3.6 Å
Organism
Helicobacter pylori
Chains
1
Atoms
3,275
Mol. weight
103.01 kDa
Released
22 Aug 2012

Explore 4G0H in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

4G0H contains 16 α-helices and 15 β-strands across 1 chain. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain A: 16 helices, 15 β-strands

ElementResiduesLengthSheet
β-strand310-31121
β-strand31411
β-strand32011
β-strand323-32421
β-strand336-34271
β-strand351-35881
β-strand363-36751
α-helix377-3804
β-strand381-38332
β-strand390-39232
α-helix393-3942
α-helix395-41117
α-helix415-4173
α-helix420-4256
α-helix427-4359
α-helix438-4458
β-strand448-45251
β-strand460-46781
β-strand470-47781
β-strand491-49551
β-strand503-50971
β-strand537-54371
α-helix556-56813
α-helix572-60635
α-helix610-64031
α-helix647-70256
α-helix703-7053
α-helix721-73414
α-helix740-75516
α-helix766-80237
α-helix806-82116

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Cytotoxicity-associated immunodominant antigenAprotein916Helicobacter pyloriP55980 (AlphaFold model)
Sequence of entity 1 (A), FASTA
>4G0H_1 Cytotoxicity-associated immunodominant antigen (chains A)
MTNETIDQTRTPDQTQSQTAFDPQQFINNLQVAFIKVDNVVASFDPDQKPIVDKNDRDNR
QAFDGISQLREEYSNKAIKNPTKKNQYFSDFIDKSNDLINKDNLIDVESSTKSFQKFGDQ
RYQIFTSWVSHQKDPSKINTRSIRNFMENIIQPPIPDDKEKAEFLKSAKQSFAGIIIGNQ
IRTDQKFMGVFDESLKERQEAEKNGGPTGGDWLDIFLSFIFNKKQSSDVKEAINQEPVPH
VQPDIATTTTDIQGLPPEARDLLDERGNFSKFTLGDMEMLDVEGVADIDPNYKFNQLLIH
NNALSSVLMGSHNGIEPEKVSLLYAGNGGFGDKHDWNATVGYKDQQGNNVATLINVHMKN
GSGLVIAGGEKGINNPSFYLYKEDQLTGSQRALSQEEIRNKVDFMEFLAQNNTKLDNLSE
KEKEKFQNEIEDFQKDSKAYLDALGNDRIAFVSKKDTKHSALITEFNNGDLSYTLKDYGK
KADKALDREKNVTLQGSLKHDGVMFVDYSNFKYTNASKNPNKGVGATNGVSHLEAGFNKV
AVFNLPDLNNLAITSFVRRNLENKLTAKGLSLQEANKLIKDFLSSNKELAGKALNFNKAV
AEAKSTGNYDEVKKAQKDLEKSLRKREHLEKEVEKKLESKSGNKNKMEAKAQANSQKDEI
FALINKEANRDARAIAYTQNLKGIKRELSDKLEKISKDLKDFSKSFDEFKNGKNKDFSKA
EETLKALKGSVKDLGINPEWISKVENLNAALNEFKNGKNKDFSKVTQAKSDLENSVKDVI
INQKVTDKVDNLNQAVSVAKAMGDFSRVEQVLADLKNFSKEQLAQQAQKNEDFNTGKNSE
LYQSVKNSVNKTLVGNGLSGIEATALAKNFSDIKKELNEKFKNFKGELNSKLEGKPIPNP
LLGLDSTRTGHHHHHH

Primary citation

Structural insights into Helicobacter pylori oncoprotein CagA interaction with beta 1 integrin. Kaplan-Turkoz, B., Jimenez-Soto, L.F., Dian, C. et al. Proc Natl Acad Sci U S A (2012) 109:14640-14645. DOI 10.1073/pnas.1206098109 · PubMed

Other PDB entries of the same protein (UniProt P55980 (AlphaFold model), which also has an AlphaFold model), best resolution first:

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