Emaill.a.kelley@imperial.ac.uk
DescriptionP0ADD7
DateThu Jan 5 11:20:44 GMT 2012
Unique Job IDb4f6b28f793b2f8d

Detailed template information 

#Template Alignment Coverage3D Model Confidence% i.d. Template Information
1c1zn2A_



100.0 19 PDB header:transcription regulator
Chain: A: PDB Molecule:response regulatory protein;
PDBTitle: low resolution structure of response regulator styr
2c3c3wB_



100.0 14 PDB header:transcription
Chain: B: PDB Molecule:two component transcriptional regulatory protein devr;
PDBTitle: crystal structure of the mycobacterium tuberculosis hypoxic response2 regulator dosr
3c1rnlA_



100.0 19 PDB header:signal transduction protein
Chain: A: PDB Molecule:nitrate/nitrite response regulator protein narl;
PDBTitle: the nitrate/nitrite response regulator protein narl from narl
4c3klnC_



100.0 13 PDB header:transcription
Chain: C: PDB Molecule:transcriptional regulator, luxr family;
PDBTitle: vibrio cholerae vpst
5c1kgsA_



99.9 11 PDB header:dna binding protein
Chain: A: PDB Molecule:dna binding response regulator d;
PDBTitle: crystal structure at 1.50 a of an ompr/phob homolog from thermotoga2 maritima
6c3q9sA_



99.9 16 PDB header:dna binding protein
Chain: A: PDB Molecule:dna-binding response regulator;
PDBTitle: crystal structure of rra(1-215) from deinococcus radiodurans
7c1ys7B_



99.9 17 PDB header:transcription regulator
Chain: B: PDB Molecule:transcriptional regulatory protein prra;
PDBTitle: crystal structure of the response regulator protein prra comlexed with2 mg2+
8c3r0jA_



99.9 16 PDB header:dna binding protein
Chain: A: PDB Molecule:possible two component system response transcriptional
PDBTitle: structure of phop from mycobacterium tuberculosis
9c1p2fA_



99.9 11 PDB header:transcription
Chain: A: PDB Molecule:response regulator;
PDBTitle: crystal structure analysis of response regulator drrb, a2 thermotoga maritima ompr/phob homolog
10c2oqrA_



99.9 14 PDB header:transcription,signaling protein
Chain: A: PDB Molecule:sensory transduction protein regx3;
PDBTitle: the structure of the response regulator regx3 from mycobacterium2 tuberculosis
11c2gwrA_



99.9 15 PDB header:signaling protein
Chain: A: PDB Molecule:dna-binding response regulator mtra;
PDBTitle: crystal structure of the response regulator protein mtra from2 mycobacterium tuberculosis
12d1s8na_



99.8 14 Fold:Flavodoxin-like
Superfamily:CheY-like
Family:CheY-related
13c2hqrA_



99.8 9 PDB header:signaling protein
Chain: A: PDB Molecule:putative transcriptional regulator;
PDBTitle: structure of a atypical orphan response regulator protein revealed a2 new phosphorylation-independent regulatory mechanism
14c3cz5B_



99.7 11 PDB header:transcription regulator
Chain: B: PDB Molecule:two-component response regulator, luxr family;
PDBTitle: crystal structure of two-component response regulator, luxr family,2 from aurantimonas sp. si85-9a1
15d1a04a2



99.7 17 Fold:Flavodoxin-like
Superfamily:CheY-like
Family:CheY-related
16c3eulB_



99.7 12 PDB header:transcription
Chain: B: PDB Molecule:possible nitrate/nitrite response transcriptional
PDBTitle: structure of the signal receiver domain of the putative2 response regulator narl from mycobacterium tuberculosis
17c3b2nA_



99.7 13 PDB header:transcription
Chain: A: PDB Molecule:uncharacterized protein q99uf4;
PDBTitle: crystal structure of dna-binding response regulator, luxr family, from2 staphylococcus aureus
18c3sztB_



99.7 26 PDB header:transcription
Chain: B: PDB Molecule:quorum-sensing control repressor;
PDBTitle: quorum sensing control repressor, qscr, bound to n-3-oxo-dodecanoyl-l-2 homoserine lactone
19c2q0oA_



99.7 20 PDB header:transcription
Chain: A: PDB Molecule:probable transcriptional activator protein trar;
PDBTitle: crystal structure of an anti-activation complex in bacterial quorum2 sensing
20c1h0mD_



99.7 19 PDB header:transcription/dna
Chain: D: PDB Molecule:transcriptional activator protein trar;
PDBTitle: three-dimensional structure of the quorum sensing protein2 trar bound to its autoinducer and to its target dna
21c3rqiA_



not modelled 99.7 15 PDB header:transcription
Chain: A: PDB Molecule:response regulator protein;
PDBTitle: crystal structure of a response regulator protein from burkholderia2 pseudomallei with a phosphorylated aspartic acid, calcium ion and3 citrate
22c3f6cB_



not modelled 99.7 12 PDB header:dna binding protein
Chain: B: PDB Molecule:positive transcription regulator evga;
PDBTitle: crystal structure of n-terminal domain of positive transcription2 regulator evga from escherichia coli
23c3cu5B_



not modelled 99.7 9 PDB header:transcription regulator
Chain: B: PDB Molecule:two component transcriptional regulator, arac family;
PDBTitle: crystal structure of a two component transcriptional regulator arac2 from clostridium phytofermentans isdg
24d1u0sy_



not modelled 99.6 10 Fold:Flavodoxin-like
Superfamily:CheY-like
Family:CheY-related
25d1jbea_



not modelled 99.6 10 Fold:Flavodoxin-like
Superfamily:CheY-like
Family:CheY-related
26c3qp5C_



not modelled 99.6 19 PDB header:transcription
Chain: C: PDB Molecule:cvir transcriptional regulator;
PDBTitle: crystal structure of cvir bound to antagonist chlorolactone (cl)
27c1a2oB_



not modelled 99.6 11 PDB header:bacterial chemotaxis
Chain: B: PDB Molecule:cheb methylesterase;
PDBTitle: structural basis for methylesterase cheb regulation by a2 phosphorylation-activated domain
28d1dz3a_



not modelled 99.6 14 Fold:Flavodoxin-like
Superfamily:CheY-like
Family:CheY-related
29c2ayxA_



not modelled 99.6 11 PDB header:transferase
Chain: A: PDB Molecule:sensor kinase protein rcsc;
PDBTitle: solution structure of the e.coli rcsc c-terminus (residues2 700-949) containing linker region and phosphoreceiver3 domain
30c1zljE_



not modelled 99.6 23 PDB header:transcription
Chain: E: PDB Molecule:dormancy survival regulator;
PDBTitle: crystal structure of the mycobacterium tuberculosis hypoxic2 response regulator dosr c-terminal domain
31c1ny5A_



not modelled 99.6 18 PDB header:transcription
Chain: A: PDB Molecule:transcriptional regulator (ntrc family);
PDBTitle: crystal structure of sigm54 activator (aaa+ atpase) in the inactive2 state
32c3jteA_



not modelled 99.6 12 PDB header:protein binding
Chain: A: PDB Molecule:response regulator receiver protein;
PDBTitle: crystal structure of response regulator receiver domain2 protein from clostridium thermocellum
33d1p4wa_



not modelled 99.6 27 Fold:DNA/RNA-binding 3-helical bundle
Superfamily:C-terminal effector domain of the bipartite response regulators
Family:GerE-like (LuxR/UhpA family of transcriptional regulators)
34d1peya_



not modelled 99.6 15 Fold:Flavodoxin-like
Superfamily:CheY-like
Family:CheY-related
35d1qkka_



not modelled 99.6 13 Fold:Flavodoxin-like
Superfamily:CheY-like
Family:CheY-related
36c3cloC_



not modelled 99.6 25 PDB header:transcription regulator
Chain: C: PDB Molecule:transcriptional regulator;
PDBTitle: crystal structure of putative transcriptional regulator containing a2 luxr dna binding domain (np_811094.1) from bacteroides3 thetaiotaomicron vpi-5482 at 2.04 a resolution
37d1dbwa_



not modelled 99.6 12 Fold:Flavodoxin-like
Superfamily:CheY-like
Family:CheY-related
38c2rjnA_



not modelled 99.6 15 PDB header:hydrolase
Chain: A: PDB Molecule:response regulator receiver:metal-dependent
PDBTitle: crystal structure of an uncharacterized protein q2bku2 from2 neptuniibacter caesariensis
39d1k66a_



not modelled 99.6 16 Fold:Flavodoxin-like
Superfamily:CheY-like
Family:CheY-related
40c3i5aA_



not modelled 99.6 11 PDB header:signaling protein
Chain: A: PDB Molecule:response regulator/ggdef domain protein;
PDBTitle: crystal structure of full-length wpsr from pseudomonas syringae
41d1ny5a1



not modelled 99.6 18 Fold:Flavodoxin-like
Superfamily:CheY-like
Family:CheY-related
42c3eq2A_



not modelled 99.6 17 PDB header:signaling protein
Chain: A: PDB Molecule:probable two-component response regulator;
PDBTitle: structure of hexagonal crystal form of pseudomonas2 aeruginosa rssb
43d2a9pa1



not modelled 99.6 15 Fold:Flavodoxin-like
Superfamily:CheY-like
Family:CheY-related
44c3breA_



not modelled 99.6 9 PDB header:signaling protein
Chain: A: PDB Molecule:probable two-component response regulator;
PDBTitle: crystal structure of p.aeruginosa pa3702
45c1w25B_



not modelled 99.6 18 PDB header:signaling protein
Chain: B: PDB Molecule:stalked-cell differentiation controlling protein;
PDBTitle: response regulator pled in complex with c-digmp
46c2qsjB_



not modelled 99.6 12 PDB header:transcription
Chain: B: PDB Molecule:dna-binding response regulator, luxr family;
PDBTitle: crystal structure of a luxr family dna-binding response2 regulator from silicibacter pomeroyi
47c2krfB_



not modelled 99.6 24 PDB header:transcription
Chain: B: PDB Molecule:transcriptional regulatory protein coma;
PDBTitle: nmr solution structure of the dna binding domain of competence protein2 a
48d1p6qa_



not modelled 99.6 10 Fold:Flavodoxin-like
Superfamily:CheY-like
Family:CheY-related
49c3khtA_



not modelled 99.6 11 PDB header:signaling protein
Chain: A: PDB Molecule:response regulator;
PDBTitle: crystal structure of response regulator from hahella chejuensis
50c3dzdA_



not modelled 99.6 12 PDB header:transcription regulator
Chain: A: PDB Molecule:transcriptional regulator (ntrc family);
PDBTitle: crystal structure of sigma54 activator ntrc4 in the inactive2 state
51d1ys7a2



not modelled 99.6 18 Fold:Flavodoxin-like
Superfamily:CheY-like
Family:CheY-related
52d1a04a1



not modelled 99.6 22 Fold:DNA/RNA-binding 3-helical bundle
Superfamily:C-terminal effector domain of the bipartite response regulators
Family:GerE-like (LuxR/UhpA family of transcriptional regulators)
53d1i3ca_



not modelled 99.6 16 Fold:Flavodoxin-like
Superfamily:CheY-like
Family:CheY-related
54d2ayxa1



not modelled 99.6 10 Fold:Flavodoxin-like
Superfamily:CheY-like
Family:CheY-related
55d1mvoa_



not modelled 99.6 13 Fold:Flavodoxin-like
Superfamily:CheY-like
Family:CheY-related
56d1fsea_



not modelled 99.6 30 Fold:DNA/RNA-binding 3-helical bundle
Superfamily:C-terminal effector domain of the bipartite response regulators
Family:GerE-like (LuxR/UhpA family of transcriptional regulators)
57d1p2fa2



not modelled 99.6 9 Fold:Flavodoxin-like
Superfamily:CheY-like
Family:CheY-related
58d1zesa1



not modelled 99.6 15 Fold:Flavodoxin-like
Superfamily:CheY-like
Family:CheY-related
59c3hdgE_



not modelled 99.6 13 PDB header:structural genomics, unknown function
Chain: E: PDB Molecule:uncharacterized protein;
PDBTitle: crystal structure of the n-terminal domain of an2 uncharacterized protein (ws1339) from wolinella3 succinogenes
60c2jrlA_



not modelled 99.6 10 PDB header:transcription
Chain: A: PDB Molecule:transcriptional regulator (ntrc family);
PDBTitle: solution structure of the beryllofluoride-activated ntrc4 receiver2 domain dimer
61c3hzhA_



not modelled 99.6 9 PDB header:signaling protein
Chain: A: PDB Molecule:chemotaxis response regulator (chey-3);
PDBTitle: crystal structure of the chex-chey-bef3-mg+2 complex from2 borrelia burgdorferi
62c3gt7A_



not modelled 99.5 15 PDB header:hydrolase
Chain: A: PDB Molecule:sensor protein;
PDBTitle: crystal structure of signal receiver domain of signal2 transduction histidine kinase from syntrophus3 aciditrophicus
63d2pl1a1



not modelled 99.5 15 Fold:Flavodoxin-like
Superfamily:CheY-like
Family:CheY-related
64c3hv2B_



not modelled 99.5 14 PDB header:signaling protein
Chain: B: PDB Molecule:response regulator/hd domain protein;
PDBTitle: crystal structure of signal receiver domain of hd domain-2 containing protein from pseudomonas fluorescens pf-5
65c3cnbC_



not modelled 99.5 17 PDB header:dna binding protein
Chain: C: PDB Molecule:dna-binding response regulator, merr family;
PDBTitle: crystal structure of signal receiver domain of dna binding response2 regulator protein (merr) from colwellia psychrerythraea 34h
66d1heya_



not modelled 99.5 8 Fold:Flavodoxin-like
Superfamily:CheY-like
Family:CheY-related
67c2zwmA_



not modelled 99.5 14 PDB header:transcription
Chain: A: PDB Molecule:transcriptional regulatory protein yycf;
PDBTitle: crystal structure of yycf receiver domain from bacillus2 subtilis
68d1krwa_



not modelled 99.5 13 Fold:Flavodoxin-like
Superfamily:CheY-like
Family:CheY-related
69d1w25a1



not modelled 99.5 19 Fold:Flavodoxin-like
Superfamily:CheY-like
Family:CheY-related
70c3h1gA_



not modelled 99.5 12 PDB header:signaling protein
Chain: A: PDB Molecule:chemotaxis protein chey homolog;
PDBTitle: crystal structure of chey mutant t84a of helicobacter pylori
71c3t6kB_



not modelled 99.5 14 PDB header:signaling protein
Chain: B: PDB Molecule:response regulator receiver;
PDBTitle: crystal structure of a hypothetical response regulator (caur_3799)2 from chloroflexus aurantiacus j-10-fl at 1.86 a resolution
72d1kgsa2



not modelled 99.5 13 Fold:Flavodoxin-like
Superfamily:CheY-like
Family:CheY-related
73c2qv0A_



not modelled 99.5 16 PDB header:transcription
Chain: A: PDB Molecule:protein mrke;
PDBTitle: crystal structure of the response regulatory domain of2 protein mrke from klebsiella pneumoniae
74c2qr3A_



not modelled 99.5 15 PDB header:transcription
Chain: A: PDB Molecule:two-component system response regulator;
PDBTitle: crystal structure of the n-terminal signal receiver domain of two-2 component system response regulator from bacteroides fragilis
75c3cfyA_



not modelled 99.5 12 PDB header:structural genomics, unknown function
Chain: A: PDB Molecule:putative luxo repressor protein;
PDBTitle: crystal structure of signal receiver domain of putative luxo2 repressor protein from vibrio parahaemolyticus
76d1yioa1



not modelled 99.5 28 Fold:DNA/RNA-binding 3-helical bundle
Superfamily:C-terminal effector domain of the bipartite response regulators
Family:GerE-like (LuxR/UhpA family of transcriptional regulators)
77d1l3la1



not modelled 99.5 20 Fold:DNA/RNA-binding 3-helical bundle
Superfamily:C-terminal effector domain of the bipartite response regulators
Family:GerE-like (LuxR/UhpA family of transcriptional regulators)
78c3hebB_



not modelled 99.5 14 PDB header:transcription regulator
Chain: B: PDB Molecule:response regulator receiver domain protein (chey);
PDBTitle: crystal structure of response regulator receiver domain from2 rhodospirillum rubrum
79d1zh2a1



not modelled 99.5 18 Fold:Flavodoxin-like
Superfamily:CheY-like
Family:CheY-related
80d1w25a2



not modelled 99.5 14 Fold:Flavodoxin-like
Superfamily:CheY-like
Family:CheY-related
81c1x3uA_



not modelled 99.5 23 PDB header:transcription
Chain: A: PDB Molecule:transcriptional regulatory protein fixj;
PDBTitle: solution structure of the c-terminal transcriptional2 activator domain of fixj from sinorhizobium melilot
82d1xhfa1



not modelled 99.5 13 Fold:Flavodoxin-like
Superfamily:CheY-like
Family:CheY-related
83c3cg0A_



not modelled 99.5 8 PDB header:lyase
Chain: A: PDB Molecule:response regulator receiver modulated diguanylate cyclase
PDBTitle: crystal structure of signal receiver domain of modulated diguanylate2 cyclase from desulfovibrio desulfuricans g20, an example of alternate3 folding
84d1yioa2



not modelled 99.5 16 Fold:Flavodoxin-like
Superfamily:CheY-like
Family:CheY-related
85c3crnA_



not modelled 99.5 9 PDB header:signaling protein
Chain: A: PDB Molecule:response regulator receiver domain protein, chey-like;
PDBTitle: crystal structure of response regulator receiver domain protein (chey-2 like) from methanospirillum hungatei jf-1
86c2zayA_



not modelled 99.5 9 PDB header:signaling protein
Chain: A: PDB Molecule:response regulator receiver protein;
PDBTitle: crystal structure of response regulator from desulfuromonas2 acetoxidans
87c2qvgA_



not modelled 99.5 12 PDB header:transferase
Chain: A: PDB Molecule:two component response regulator;
PDBTitle: the crystal structure of a two-component response regulator2 from legionella pneumophila
88d2r25b1



not modelled 99.5 14 Fold:Flavodoxin-like
Superfamily:CheY-like
Family:CheY-related
89c2rnjA_



not modelled 99.5 22 PDB header:transcription
Chain: A: PDB Molecule:response regulator protein vrar;
PDBTitle: nmr structure of the s. aureus vrar dna binding domain
90c3hdvB_



not modelled 99.5 15 PDB header:transcription regulator
Chain: B: PDB Molecule:response regulator;
PDBTitle: crystal structure of response regulator receiver protein from2 pseudomonas putida
91c3nhzA_



not modelled 99.5 17 PDB header:dna binding protein
Chain: A: PDB Molecule:two component system transcriptional regulator mtra;
PDBTitle: structure of n-terminal domain of mtra
92c3mmnA_



not modelled 99.5 10 PDB header:transferase
Chain: A: PDB Molecule:histidine kinase homolog;
PDBTitle: crystal structure of the receiver domain of the histidine kinase cki12 from arabidopsis thaliana complexed with mg2+
93c2qzjC_



not modelled 99.5 12 PDB header:transcription
Chain: C: PDB Molecule:two-component response regulator;
PDBTitle: crystal structure of a two-component response regulator from2 clostridium difficile
94d1zgza1



not modelled 99.5 14 Fold:Flavodoxin-like
Superfamily:CheY-like
Family:CheY-related
95c3t8yA_



not modelled 99.5 10 PDB header:hydrolase
Chain: A: PDB Molecule:chemotaxis response regulator protein-glutamate
PDBTitle: crystal structure of the response regulator domain of thermotoga2 maritima cheb
96c3lteH_



not modelled 99.5 13 PDB header:transcription
Chain: H: PDB Molecule:response regulator;
PDBTitle: crystal structure of response regulator (signal receiver domain) from2 bermanella marisrubri
97c2jk1A_



not modelled 99.5 12 PDB header:dna-binding
Chain: A: PDB Molecule:hydrogenase transcriptional regulatory protein hupr1;
PDBTitle: crystal structure of the wild-type hupr receiver domain
98d1k68a_



not modelled 99.5 13 Fold:Flavodoxin-like
Superfamily:CheY-like
Family:CheY-related
99d1a2oa1



not modelled 99.5 10 Fold:Flavodoxin-like
Superfamily:CheY-like
Family:CheY-related
100c3snkA_



not modelled 99.5 14 PDB header:signaling protein
Chain: A: PDB Molecule:response regulator chey-like protein;
PDBTitle: crystal structure of a response regulator chey-like protein (mll6475)2 from mesorhizobium loti at 2.02 a resolution
101c3ilhA_



not modelled 99.5 11 PDB header:transcription regulator
Chain: A: PDB Molecule:two component response regulator;
PDBTitle: crystal structure of two component response regulator from cytophaga2 hutchinsonii
102c2jpcA_



not modelled 99.5 30 PDB header:dna binding protein
Chain: A: PDB Molecule:ssrb;
PDBTitle: ssrb dna binding protein
103c3kcnA_



not modelled 99.5 8 PDB header:lyase
Chain: A: PDB Molecule:adenylate cyclase homolog;
PDBTitle: the crystal structure of adenylate cyclase from2 rhodopirellula baltica
104c3ktoA_



not modelled 99.4 15 PDB header:transcription regulator
Chain: A: PDB Molecule:response regulator receiver protein;
PDBTitle: crystal structure of response regulator receiver protein2 from pseudoalteromonas atlantica
105c3c3mA_



not modelled 99.4 12 PDB header:signaling protein
Chain: A: PDB Molecule:response regulator receiver protein;
PDBTitle: crystal structure of the n-terminal domain of response regulator2 receiver protein from methanoculleus marisnigri jr1
106d1dcfa_



not modelled 99.4 11 Fold:Flavodoxin-like
Superfamily:CheY-like
Family:Receiver domain of the ethylene receptor
107c2qxyB_



not modelled 99.4 12 PDB header:transcription
Chain: B: PDB Molecule:response regulator;
PDBTitle: crystal structure of a response regulator from thermotoga2 maritima
108c3m6mF_



not modelled 99.4 12 PDB header:lyase/transferase
Chain: F: PDB Molecule:sensory/regulatory protein rpfc;
PDBTitle: crystal structure of rpff complexed with rec domain of rpfc
109c3gl9B_



not modelled 99.4 11 PDB header:signaling protein
Chain: B: PDB Molecule:response regulator;
PDBTitle: the structure of a histidine kinase-response regulator2 complex sheds light into two-component signaling and3 reveals a novel cis autophosphorylation mechanism
110c3eodA_



not modelled 99.4 13 PDB header:signaling protein
Chain: A: PDB Molecule:protein hnr;
PDBTitle: crystal structure of n-terminal domain of e. coli rssb
111c3luaA_



not modelled 99.4 14 PDB header:transcription regulator
Chain: A: PDB Molecule:response regulator receiver protein;
PDBTitle: crystal structure of a signal receiver domain of two component signal2 transduction (histidine kinase) from clostridium thermocellum
112d1qo0d_



not modelled 99.4 10 Fold:Flavodoxin-like
Superfamily:CheY-like
Family:Positive regulator of the amidase operon AmiR
113c3cg4A_



not modelled 99.4 13 PDB header:structural genomics, unknown function
Chain: A: PDB Molecule:response regulator receiver domain protein (chey-like);
PDBTitle: crystal structure of response regulator receiver domain protein (chey-2 like) from methanospirillum hungatei jf-1
114d1mb3a_



not modelled 99.4 10 Fold:Flavodoxin-like
Superfamily:CheY-like
Family:CheY-related
115c3grcD_



not modelled 99.3 13 PDB header:transferase
Chain: D: PDB Molecule:sensor protein, kinase;
PDBTitle: crystal structure of a sensor protein from polaromonas sp.2 js666
116c3a0rB_



not modelled 99.3 18 PDB header:transferase
Chain: B: PDB Molecule:response regulator;
PDBTitle: crystal structure of histidine kinase thka (tm1359) in complex with2 response regulator protein trra (tm1360)
117c3kyiB_



not modelled 99.3 15 PDB header:transferase
Chain: B: PDB Molecule:chey6 protein;
PDBTitle: crystal structure of the phosphorylated p1 domain of chea3 in complex2 with chey6 from r. sphaeroides
118c3c97A_



not modelled 99.3 9 PDB header:signaling protein, transferase
Chain: A: PDB Molecule:signal transduction histidine kinase;
PDBTitle: crystal structure of the response regulator receiver domain2 of a signal transduction histidine kinase from aspergillus3 oryzae
119c2nt3A_



not modelled 99.3 11 PDB header:signaling protein
Chain: A: PDB Molecule:response regulator homolog;
PDBTitle: receiver domain from myxococcus xanthus social motility protein frzs2 (y102a mutant)
120c2rdmB_



not modelled 99.3 9 PDB header:structural genomics, unknown function
Chain: B: PDB Molecule:response regulator receiver protein;
PDBTitle: crystal structure of response regulator receiver protein from2 sinorhizobium medicae wsm419