Conserved Protein Domain Family
PORR

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pfam11955: PORR (This model is not part of the current CDD release)
Plant organelle RNA recognition domain
This family, which was previously known as DUF860, has been shown to be a component of group II intron ribonucleoprotein particles in maize chloroplasts. The domain is required for the splicing of the introns with which it associates, and promotes splicing in the context of a heterodimer with the RNase III-domain protein RNC1. All of the members are predicted to localise to mitochondria or chloroplasts. It seems likely that most PORR proteins function in organellar RNA metabolism.
Statistics
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PSSM-Id: 519984
Aligned: 91 rows
Threshold Bit Score: 266.676
Created: 15-Feb-2025
Updated: 28-Apr-2025
Structure
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Aligned Rows:
PubMed ReferencesClick to see Conserved Features Help

Sequence Alignment
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Format: Row Display: Color Bits: Type Selection:
XP_006363202  33 NRDPTFEKLMDKYKNLFKVIAIQDLILgTTtnaaapPA--VSLDFLNRLSQRLHL--NRGATHFLRKYPHIFNIFHHPIK 108
XP_009113506  70 TRLRHFESLVTRDAHFRFLTRSKEFIT-KQ------PDriLRLDDAGKLYRELGFprGRKVTRYIPKHPLIFQTYRHSDG 142
XP_003527900  57 NRIPHFERILHRDALLRFVTRSKQFLS-AQ------PEhvLRLDDAGKLHRELGFprGRKVSRFIQRHPLLFQTYRHTDA 129
XP_015637556  64 RKEIPFDNVIQRDKKLKLVLKLRNILV-SN------PDrvMSLRDLGRFRRDLGLtrKRRLIALLKRFPGVFEVVEEGVY 136
XP_002281157  86 RKELPFDNVVQRDKKLKLVLKIRKLLV-SQ------PDrvMSLRQLGKYRRELGLtkKRRFIALLKKFPAIFEIVEEGVY 158
XP_006852762  65 ipyrPLDNLVKKKNKLRFITKLKTLLL-SK------PQhfLSLHTLSKCLPYLGIp-rRRLLLMIRRYPSIFHLFHNPDS 136
EFH41089      58 VRSPSLDRHVVKQNRVRFVQKLKTILL-SK------PKhfIPIQILYKCRSYLCIenPRAILSMIRRYPTIFELFTTPTP 130
XP_006341334  54 vpDRKLDKHVVKNNNIRFVHKLKTLLL-SK------PKhfMPINVLSKCRGYLTLpkPRSILSMIQRYPTIFELFTIPTP 126
XP_014621460  59 VRDRSLDRHVVTKNKTRFVQKLKTLLL-SK------PKhyIPLHILSKCRTYLCLskPRSILSMIHRYPSIFELFNVPWP 131
EEF39135      51 VRDAKLDKHVVRQNKIRFVQKLKTLLL-SK------PKhyIPLHILSKCRSYLSLpdRRSIRSMILRYPSIFKLFTIPIP 123
XP_006363202 109 LQPY----------CTLTETALKITQQEATAINATLPLVVTRLVRLLSISVTKSLPLRAIFKVFRELGLPDDFEESVILK 178
XP_009113506 143 KMW-----------LGFSDFMEDLLEEERALMDSMELDRVSRVRKLLMMTKDKRILLSKIHHTRLLFGIPDDFRDR-VGK 210
XP_003527900 130 KTW-----------LGFTDLMDDLLAEERSLMDTLELNRVEKVRKLLMMSSRNRIPLSKIHHCRTLFGIPDDFRDR-VSK 197
XP_015637556 137 SLR-----------FRLTPAAERLYLDELHLKNESEGLAVTKLRKLLMMSQDKRILIEKIAHLKNDLGLPPEFRDTICLR 205
XP_002281157 159 SLK-----------FKLTPEAERLYLEELKIRNEMEDLLVVKLRKLLMMSMEKRILLEKIAHLKTDLGLPSEFRDTICQR 227
XP_006852762 137 SHSLs---------VTLTPAAFELYAQESSLKAQIEGQLVLKLRKLLMLSQHRRLLLSKLVHLGPDLGLPIDFRSKLCQK 207
EFH41089     131 HLPMnatkplsqlcVRLTSAASSLAMQELNLKSEISDQLATKLQKLLMLSSHRRLLLSKLVHIAPDFGFPPNFRSRLCND 210
XP_006341334 127 PTPFnatkplsqlcVRLTPPAAALLRKEFELKSAHSVFLAAKLQKLLMLTTHHRLLLSKLVHISPDLGLPINFRSRLCND 206
XP_014621460 132 PTPLnatklhpqlcVRLTPAAAALAAEELSLQSSISNMLATKLQKLLMLSSHRRLLLSKLVHFAPDLGLPPNFRSRLCND 211
EEF39135     124 HLPFnatkpysqlcVRLTQSAAALAAQELELQSAIANNLATKLQKLLMLSSHHRLLLSKLVHLAPDLGLPPNFRSRLCND 203
XP_006363202 179 KSDLFALVDSDNepNTHLLKLVGDIPKgELVAAVDNWrvveccKEDC--GVDRNEILFSFK-HSYPPGMKLKRNFKAKVK 255
XP_009113506 211 YPDYFRVVTGQD--GNRILELVNWDPN-LAVSELERT---------FmvDEDKARRAFKFP-LKHGKELELEEKDTRKLN 277
XP_003527900 198 YPNFFRIVVEND--GRRVLELVNWDPL-LAVSALEKE---------FvvDEDSAKRKFRFP-VKYGKDLDLELDDSRKLN 264
XP_015637556 206 YPQYFRVVQMD---RGPGLELTHWDPE-LAVSAAEVAeee-nrAREEqeRNLIIDRPLKFNrVKLPQGLKLSRGEARRVA 280
XP_002281157 228 YPQYFKVVQTE---RGPALELTHWDPE-LAVSAAEIWeee-krVRELeeRDLIIDRPPKFNrVKLPKGLSLSKGEMRRLS 302
XP_006852762 208 YPQYFKVIDTS---YGLALELVSWDPI-LATPIPQKR---------RarDDLIIDRPPKFKqLWLQKGLNLKRKHRDYLF 274
EFH41089     211 YPDKFKTVDTS---YGRALELVSWDPE-LANQMPSPE---------VvdRGLIVDRPLKFKrLNLRKGLNLKRRHQNFLI 277
XP_006341334 207 YPDKFQIVDTS---YGRSLELVSCDLA-LANALPSRE-------VDHvsLGLIVDRPLKFKhLQLRRGLNLKRRHEEYLI 275
XP_014621460 212 HPDKFKIVDTP---YGRALELVSWDVN-LAMPLVPPA-------SSShsLGFIVDRPLKFKqLSLRKGLNLKRRHRDFLL 280
EEF39135     204 HPEKFKTVDTS---YGRAVELVTWDAQ-LAIPLPRADa----------sLDLIVDRPLKFKhLRLRKGLNLKRRHQDFLI 269
XP_006363202 256 EWQQLRYVGPYEavEIGKKR-KNKIGmmemEKRAVGIVHEFLSLTVEKMVEVEKISHFRKWFGIDLNVRDLFLDHPGIFY 334
XP_009113506 278 QLNTLPLVSPYS--DGWKLDvWTLEA----EKYRVGIVHEFLSLTLEKRASIHHIVEFKDEFSLTRQTYQMLKKQPSTFY 351
XP_003527900 265 LLNALPLVSPYS--DGSKIDgWTLEA----EKYRVGVIHEFLSLTLEKRASIHHLVEFKEEFSLTKHTYQMLRKQPQVFY 338
XP_015637556 281 QFKEMPYISPYS--DFSHLRsGSAEK----EKHACGVVHEILSLTLEKRTLVDHLTHFREEFRFSQSLRGMLIRHPDMFY 354
XP_002281157 303 RFRDMPYISPYS--DFSGLRsGSPEK----EKHACGVVHEMLSLTVEKRTLVDHLTHFREEFRFSQQLRGMLIRHPDMFY 376
XP_006852762 275 KFEEMNQVSPYS--DAKEFKpFTMEA----EKRACGVVREVLGLTMEKRTLVDHLTHFRKDFGLPNRLRAMLVRHPEMFY 348
EFH41089     278 KFRESPDVCPYKm-SSEDLAsESIEA----EKRACAVVREVLGLTVEKRTLIDHLTHFRKEFALPNKLRALIVRHPELFY 352
XP_006341334 276 KFKELPDVCPYKt-RVNDFYkESINA----EKRACAVVREVLGMMVEKRTLVDHLTHFRNEFGLPNRLRAMLIRHPELFY 350
XP_014621460 281 KFEEMPLVCPYRn-PAEALAkESLEA----EKRSCALVREVLAMTVEKRTLIDHLTHFRKEFGLPNKLRGMIIRHPELFY 355
EEF39135     270 KFEELPDVCPYKt-SSEEFArESVEA----EKRACAVVREILGMTVEKRTLLDHLTHFRKEFGFSNKLRGMIIRHPELFY 344
XP_006363202 335 LSTKGYRHTVFLREAY-ERGCLIEP--NPVYEARRKLLDLVILGRR 377
XP_009113506 352 LAGTEMNWTVFLKDGYnGDAVLIRK--DPQVLFNEKLYKIADMQQM 395
XP_003527900 339 LAGTEMNWGVFLKDAYdGNGDLIEK--DPQAVFNEKLYKYAQVDQM 382
XP_015637556 355 VSLKGDRDSVFLREAY-KNSQLVEK--SKLVLLKEKMRALVAVPRF 397
XP_002281157 377 VSLKGDRDSVFLREAY-SDSQLIEK--DRLLVIKEKLRALVSVPRF 419
XP_006852762 349 VSLKGLRDSVFLTEAY-ERRELLDK--DELLGAKERLMELVREGKR 391
EFH41089     353 VSIKGTRDSVFLVEAYnDNGDLLEE--DETLVIRERLIDLIQEGKR 396
XP_006341334 351 VSKKGQRDSVFLVEGYdDRGKLLER--DEMLVMKDHLMELVRKGKQ 394
XP_014621460 356 VSLKGERDSVFLVEGFgEKGDLLEKdeDGVLFIQDKWMDLARESKR 401
EEF39135     345 VSVKGLRNSVLLVEGFdDKGVLLKK--DEISAMKDQLMRLVSQSKT 388
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