Conserved Protein Domain Family
nifA

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TIGR01817: nifA 
Nif-specific regulatory protein
This model represents NifA, a DNA-binding regulatory protein for nitrogen fixation. The model produces scores between the trusted and noise cutoffs for a well-described NifA homolog in Aquifex aeolicus (which lacks nitrogenase), for transcriptional activators of alternative nitrogenases (VFe or FeFe instead of MoFe), and truncated forms. [Central intermediary metabolism, Nitrogen fixation, Regulatory functions, DNA interactions]
Statistics
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PSSM-Id: 273817
Aligned: 8 rows
Threshold Bit Score: 821.654
Created: 8-Oct-2014
Updated: 25-Oct-2021
Structure
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Aligned Rows:
Sequence Alignment
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Format: Row Display: Color Bits: Type Selection:
P09133        50 EVALIGVYEISKILTAPRRLEVTLANVVNVLSSMLQMRHGMICILDSEGDPDMVATTGWTPEMAGq-----IRAHVPQKA 124 Azorhizobium ca...
Q53206        51 DLGCSGLYRISKVLITSASLEIKLANVINTLPALLPMRRGAIVVVGAEGEPETTATFGVEPPSSG------ARHIAAKAA 124 Sinorhizobium f...
P03028         5 DKRSAEIYSISKALMAPTRLETTLNNFVNTLSLILRMRRGGLEIPASEGETKITAATRNSGSPSA------ADYTVPKAA 78  Sinorhizobium m...
P05407        28 ESALAGIYEISKILNAPGRLEVTLANVLGLLQSFVQMRHGLVSLFNDDGVPELTVGAGWSEGTDEr-----YRTCVPQKA 102 Bradyrhizobium ...
P27713        11 NLELVTIYEISKILGSSLDLSKTLREVLNVLSAHLETKRVLLSLMQDSGELQLVSAIGLSYEEFQs-----GRYRVGEGI 85  Herbaspirillum ...
P03027        17 SQQFTAMQRISVVLSRATEASKTLQEVLSVLHNDAFMQHGMICLYDSQQEILSIEALQQTEDQTLpgs-tqIRYRPGEGL 95  Klebsiella pneu...
P09570        19 DLQLQALASIARTLSREQQIDELLEQVLAVLHNDLGLLHGLVTISDPEHGALQIGAIHTDSEAVAqac-egVRYRSGEGV 97  Azotobacter vin...
WP_011712870  26 ASQLEALYQVGRILAEEGNLTAVLDGVLEAVEKMGGMSKSIITLSDPETGRLLVRAVHDSNEGFAplggddIVYRPGEGV 105 Magnetococcus m...
P09133       125 IDQIVATQMPLVVQDVTADPLF-AGHEdlFGPPEeaTVSFIGVPIK-ADHHVMGTLSIDRIWDg-tARFRFDEDVRFLTM 201 Azorhizobium ca...
Q53206       125 IDRIVAKGAPLVVPDTCKSELFqDELQsiVSGTG--QVTFIGVPMK-ADQETLGTLWIDRAKDgaaTRTQFEEEVRFLSM 201 Sinorhizobium f...
P03028        79 IDQVMTAGR-LVVPDVCNSELFkDQIK--WRGIG--PTAFIAAAVE-VDHETGGMLWFECAEE---SDYDYEEEVHFLSM 149 Sinorhizobium m...
P05407       103 IHEIVATGRSLMVENVAAETAFsAADRevLGASDsiPVAFIGVPIR-VDSTVVGTLTIDRIPEg-sSSL-LEYDARLLAM 179 Bradyrhizobium ...
P27713        86 TGKIFQTETPIVVRDLAQEPLFlARTSprQSQDGe-VISFVGVPIK-AAREMLGVLCVFRDGQs-pSRS-VDHEVRLLTM 161 Herbaspirillum ...
P03027        96 VGTVLAQGQSLVLPRVADDQRFlDRLS--LYDYD---LPFIAVPLMgPHSRPIGVLAAHAMAR---QEERLPACTRFLET 167 Klebsiella pneu...
P09570        98 IGNVLKHGNSVVLGRISADPRFlDRLA--LYDLE---MPFIAVPIKnPEGNTIGVLAAQPDCR---ADEHMPARTRFLEI 169 Azotobacter vin...
WP_011712870 106 MGSIMQNGNTFICELPANEQRFlHRLG--LLDPT---LPFIGVPLF-LDAKPIGVLAAQPVFG---NRAFLREQAHFLEM 176 Magnetococcus m...
P09133       202 VANLVGQTVRLHKLVAsDRDRLIAQTHRLEKALREEksgaEPEVAEAANGSAMGIVGDSPLVKRLIATAQVVARSNSTVL 281 Azorhizobium ca...
Q53206       202 VANLAARAVRLNGHES-RDSRPIGEEGDRKISGGDKe---LPEPTRQRPTRIDWIVGESPALRQVVESVKVVAQTNSAVL 277 Sinorhizobium f...
P03028       150 AANLAGRAIRLHRTIS-RRERTFAEEQQEQQNSRDEq---SQSSARQRLLKNDGIIGESTALMTAVDTAKVMAETNSIVL 225 Sinorhizobium m...
P05407       180 VANVIGQTIKLHRLFAgDREQSLVDKDRLEKQTVDR----GPPARERKQLQAHGIIGDSPALSALLEKIVVVARSNSTVL 255 Bradyrhizobium ...
P27713       162 VANLIGQTVRLYRSVAaERQQLQEEKRQLSRQLQGK-------------YKLDNVIGISKAMQEVFAQVHQSAPSRSTML 228 Herbaspirillum ...
P03027       168 VANLIAQTIR-----LmILPTSAAQAPQQSPRIERP----RACTPSRGFGLENMVG-KSPAMRQIMDIIRQVSRWDTTVL 237 Klebsiella pneu...
P09570       170 VANLLAQTVR-----LvVNIEDGREAADERDELRR--------EVRGKYGFENMVVGHTPTMRRVFDQIRRVAKWNSTVL 236 Azotobacter vin...
WP_011712870 177 VANLVSQKVRSNQRYEqLQALLSSQAVGRSTTAMST----AIRIENERSGMQPVLLGKAASMKQVVNMALKAAQFDSTVL 252 Magnetococcus m...
P09133       282 LRGESGTGKELFARAIHELSPRKGKPFVKVNCAALPESVLESELFGHEKGAFTGALNMRQGRFELAHGGTLFLDEIGEIT 361 Azorhizobium ca...
Q53206       278 LRGESGTGKEFFAKAIHELSPRRKKPFVKLNCAALSAGVLESELFGHEKGAFTGAISQRAGRFELADGGTLLLDEIGEIS 357 Sinorhizobium f...
P03028       226 LRGETGTGKECFAKLIHQHSTRQKKPFIKFNCPALSESLLESELFGHEKGAFTGAIAQRVGRFESANGGTLLLDEIGEIP 305 Sinorhizobium m...
P05407       256 LRGESGTGKELVAKAIHESSVRAKRPFVKLNCAALPETVLESELFGHEKGAFTGAVSARKGRFELADKGTLFLDEIGEIS 335 Bradyrhizobium ...
P27713       229 LRGESGTGKEVIARAIHYLSPRKDGPFIKVNCAALSETLLESELFGHEKGAFTGAQGERKGRFELAHGGTLFLDEIGEIS 308 Herbaspirillum ...
P03027       238 VRGESGTGKELIANAIHHNSPRAAAAFVKFNCAALPDNLLESELFGHEKGAFTGAVRQRKGRFELADGGTLFLDEIGESS 317 Klebsiella pneu...
P09570       237 VLGESGTGKELIASAIHYKSPRAHRPFVRLNCAALPETLLESELFGHEKGAFTGAVKQRKGRFEQADGGTLFLDEIGEIS 316 Azotobacter vin...
WP_011712870 253 VLGESGTGKELVANTVHYNSARASRPFVKVNCASLSDNLLESELFGHEKGAFTGAIATRKGRFEMADGGTLFLDEIGEIS 332 Magnetococcus m...
P09133       362 PAFQAKLLRVLQEGEFERVGGNRTLKVDVRLVCATNKNLEEAVSKGEFRADLYYRIHVVPLILPPLRERPGDIPKLAKNF 441 Azorhizobium ca...
Q53206       358 PAFQAKLLRVLQEGELERVGGTKTLKVDVRLICATNKDLETAVAEGEFRADLYYRINVVPLFLPPLRERNGDIPRLAKVF 437 Sinorhizobium f...
P03028       306 PAFQAKLLRVIQEGEFERVGGTKTLKVDVRLIFATNKDLEMAVQNGEFREDLYYRISGVPLILPPLRHRDGDIPLLARAF 385 Sinorhizobium m...
P05407       336 PPFQAKLLRVLQEQEFERVGSNHTIKVDVRVIAATNRNLEEAVARSEFRADLYYRISVVPLLLPPLRERRSDIPLLAREF 415 Bradyrhizobium ...
P27713       309 PAFQAKLLRVLQEREFERVGGSRSIKVDVRLVTATNRDLEKAVAKGEFRADLYYRINVVSIFIPPLRERREDIPYLVEHF 388 Herbaspirillum ...
P03027       318 ASFQAKLLRILQEGEMERVGGDETLRVNVRIIAATNRHLEEEVRLGHFREDLYYRLNVMPIALPPLRERQEDIAELAHFL 397 Klebsiella pneu...
P09570       317 PMFQAKLLRVLQEGEFERVGGNQTVRVNVRIVAATNRDLESEVEKGKFREDLYYRLNVMAIRIPPLRERTADIPELAEFL 396 Azotobacter vin...
WP_011712870 333 PSFQAKLLRVLQEGEFERVGGARTIKVNVRVVAATNRDLSAEVQKGNFRADLFYRLHVLPIEIPALRERMEDLPLLTEAL 412 Magnetococcus m...
P09133       442 LDRFNKENKLH-MMLSAPAIDVLRRCYFPGNVRELENCIRRTATLAHDAVITPHDFACDSGQCLSAMLWKGsapkpvmph 520 Azorhizobium ca...
Q53206       438 LDRFNRENNRN-LEFTPAALEILSRCKFPGNVRELENCVRRTATLARSATIVPSDFSCQNDQCFSSMLGKTa-------- 508 Sinorhizobium f...
P03028       386 LQRFNEENGRD-LHFAPSALDHLSKCKFPGNVRELENCVRRTATLARSKTITSSDFACQTDQCFSSRLWKGv-------- 456 Sinorhizobium m...
P05407       416 LRKFNSENGRS-LTLEASAIDVLMSCKFPGNVRELENCIERTATLSAGTSIVRSDFACSQGQCLSTTLWKStsygktdpa 494 Bradyrhizobium ...
P27713       389 LEKFRVENQRAmVAMSPQAMKVMMNCYWPGNVRELENCVERTATMMRGDLITEVHFSCQQNKCLTKVLHEP--------- 459 Herbaspirillum ...
P03027       398 VRKIAHSQGRT-LRISDGAIRLLMEYSWPGNVRELENCLERSAVLSESGLIDRDVILFNHRDNPPKALASS--------- 467 Klebsiella pneu...
P09570       397 LGKIGRQQGRP-LTVTDSAIRLLMSHRWPGNVRELENCLERSAIMSEDGTITRDVVSLTGVDNESPPLAAP--------- 466 Azotobacter vin...
WP_011712870 413 LERISTKQHRP-LSITKEALRRLMMYEWAGNVRELENCLERAAVLSDEGHIDASHIIFSSGANREPMPALTn-------- 483 Magnetococcus m...
P09133       521 vppAPTPLTPLSPAPLATAApa-aASPAPAADSLPVTCPGteacpavpPRQSEKEQLLQAMERSGWVQAKAARLLNLTPR 599 Azorhizobium ca...
Q53206       509 --dRPLGSHSLNGLAMSKRLp--vESPASLGYPAGPGGLTv------aPHLSDRELLISAMEKAGWVQAKAARILGLTPR 578 Sinorhizobium f...
P03028       457 --hCSHGHIEIDAPAGTTPLl---GAPANDVPPKEPGSAGv------aSNLIERDRLISALEEAGWNQAKAARILEKTPR 525 Sinorhizobium m...
P05407       495 apmQPVPAKSIIPLAETAPPpqavCEPGSLAPSGTVLVSG--------ARMADRERVVAAMEKSGWVQAKAARLLGLTPR 566 Bradyrhizobium ...
P27713       460 ---GQQQPVVVVPLERISAP----YGAIFAEWDGQGQATGa------aPPTSERERLIWAMEQCGWVQAKAARALNISPR 526 Herbaspirillum ...
P03027       468 -------------------------------GPAEDGWLD--------NSLDERQRLIAALEKAGWVQAKAARLLGMTPR 508 Klebsiella pneu...
P09570       467 -------------------------------LPEVN-LAD--------ETLDDRERVIAALEQAGWVQAKAARLLGMTPR 506 Azotobacter vin...
WP_011712870 484 ----------------HR-I----HNASSCALPSSADLSD--------PTLEERERVMGALEQSGWVQAKAARLLGMTPR 534 Magnetococcus m...
P09133       600 QVGYALRKYDIDIKRF 615 Azorhizobium caulinodans ORS 571
Q53206       579 QVGYALRRHHIQVKKI 594 Sinorhizobium fredii NGR234
P03028       526 QVGYALRRHGVDVRKL 541 Sinorhizobium meliloti 1021
P05407       567 QVGYALRKYGIEIKRF 582 Bradyrhizobium diazoefficiens USDA 110
P27713       527 QMGYALQKFNIEVKKF 542 Herbaspirillum seropedicae
P03027       509 QVAYRIQIMDITMPRL 524 Klebsiella pneumoniae
P09570       507 QIAYRIQTLNIHMRKI 522 Azotobacter vinelandii
WP_011712870 535 QVAYRIKILNIPMRTL 550 Magnetococcus marinus
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