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Chemotaxis proteins direct cell movement according to certain chemicals in their environment. For details on chemotaxis protein see

• Molecular Playground/Bacterial Chemotaxis Receptors
  
• Molecular Playground/Bacterial Chemotaxis Complex
  
• Molecular Playground/CheA
  
• Molecular Playground/Cytoplasmic domain of chemoreceptor of Thermotoga maritima
  
• Receiver domain of sensor histidine kinase CKI1.

Contents 1 3D structures of chemotaxis protein 1.1 CheY 1.2 CheX 1.3 CheC 1.4 CheR 1.5 CheA 1.6 CheB 1.7 CheW 1.8 Aspartate chemotaxis receptor 1.9 Methyl-accepting chemotaxis protein 1.10 Flagellar motor protein FLIN 1.11 Chemotaxis protein MotB

3D structures of chemotaxis protein

Updated on 27-March-2014

CheY

1ab6, 1d4z, 1e6m, 1e6k, 1e6l, 1jbe, 1mih, 3oo0, 3oo1 – EcCheY (mutant) – Escherichia coli
1tmy, 2tmy, 3tmy, 4tmy - TmCheY – Thermotoga maritima
4h60, 4hnr – VcCheY – Vibrio cholerae
4hnq - VcCheY (mutant)
3gwg – HpCheY - Helicobacter pylori
3h1f, 3h1g - HpCheY (mutant)
2id7, 2id9, 2idm – EcCheY-phosphono (mutant)
1djm – EcCheY – NMR
2chy – StCheY - Salmonella typhimurium

CheY complexes

1zdm – EcCheY + Xe
3h1e - HpCheY + BeF3 + Mn
3f7n, 3fft, 3ffw, 3ffx, 3fgz, 3myy, 3olv, 3olw, 3olx, 3oly - EcCheY (mutant) + BeF3 + Mn
4hns - VcCheY + BeF3 + Mg
4lx8 - VcCheY + Mg
1fqw - EcCheY + BeF3 + Mn
3rvj, 3rvk, 3rvl, 3rvm, 3rvn, 3rvo, 3rvp, 3rvq, 3rvr, 3rvs - EcCheY (mutant) + BeF3 + Mn
1bdj – EcCheY + aerobic respiration control protein HPT domain
1u8t – EcCheY + flagellar motor switch protein FLIM
2b1j, 1f4v - EcCheY + flagellar motor switch protein FLIM N terminal
1ffg, 1ffs – EcCheY + CheA CheY-binding domain
1u0s - TmCheY response regulating domain + CheA P2 domain
1ffw – EcCheY + CheA CheY-binding domain + imido phosphate
1kmi - EcCheY + CheZ
2lp4 - EcCheY + CheA
2fka, 2flk, 2flw, 2fmf, 2fmh, 2fmi, 2fmk, 2pl9, 2pmc – StCheY + CheZ peptide
2che, 2chf – StCheY + Mg
4iga - TmCheY + flagellar motor switch protein FLIM peptide

CheX

1xko– TmCheX
3hm4 – CheX – Desulfovibrio desulfuricans
3hzh – CheX + Che-3 – Borrelia burgdorferi

CheC

1xkr – TmCheC
2f9z – TmCheC + CheD
3qta – CheC – Haloarcula marismortui

CheR

1bc5 – StCheR + chemotaxis receptor peptide
1af7 – StCheR

CheA

1fwp – EcCheA – NMR
1b3q – TmCheA dimerization, kinase and regulatory domains
1i5n – StCheA P1 domain
1i58, 1i59, 1i5a, 1i5b, 1i5d - TmCheA P4 domain + ATP analog
1i5c - TmCheA P4 domain (mutant) + ADP
1tqg – TmCheA phosphotransferase domain
2ld6 – TmCheA HPT domain - NMR
2ch4 - TmCheA kinase and regulatory domains + CheW
3ur1, 4jpb – TmCheA + CheW + methyl-accepting Che

CheB

1a2o, 1chd– StCheB

CheW

1k0s – TmCheW
2ho9 – EcCheW - NMR

Aspartate chemotaxis receptor

1jmw, 1vls – StChe LBD
1lih – StChe LBD (mutant)
1was – StChe LBD
1wat, 1vlt, 2lig – StChe LBD + aspartate
2asr – EcChe

Methyl-accepting chemotaxis protein

2m7u, 2m7v – TeMche – Thermosynechococcus elongatus
3vv4 – TeMche GAF domain
4fof, 4glq – TeMche GAF domain (mutant)
3w2z – Mche residues 221-397 – Nostoc
3g67 – TmMche
3g6b – TmMche (mutant)
2ch7 – TmMche cytoplasmic domain
1qu7 – EcMcheI cytoplasmic domain
2ld6 – EcMche peptide - NMR
3atp - EcMcheI LBD + serine
2d4u – EcMcheI LBD (mutant)
3zx6 – EcMcheI/HAMP
1jmw - StMche LBD (mutant)
2qhk, 4exo – Mche N-terminal – Vibrio parahaemolyticus
3c8c – Mche N-terminal
3b47 – Mche periplasmic domain – Geobacter sulfurreducens
4it2 - Mche H-Nox domain Mn-porphyrin – Caldanaerobacter subterraneus

Heme-containing methyl-accepting chemotaxis protein

3eee, 3iqb, 3lah, 3lai, 3sj5, 4fdk – TtMche H-Nox domain (mutant)
1xbn – TtMche – Thermoanaerobacter tengcongensis
1u4h, 1u55, 1u56, 3tf0, 3tf1 - TtMche H-Nox domain
3m0b - TtMche H-Nox domain Ru-porphyrin
3nvr, 3nvu – TtMche N terminal (mutant)

Flagellar motor protein FLIN

1yab – TmFLIN

Chemotaxis protein MotB

3cyp, 3imp, 3s02, 3s03, 3s06, 3s0h, 3s0w, 3s0y – HpMotB C terminal
3cyq – HpMotB C terminal + N-acetylmuramic acid
2zov, 2zvy, 2zvz - StMotB C terminal