Conserved Protein Domain Family
BtpA

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pfam03437: BtpA 
BtpA family
The BtpA protein is tightly associated with the thylakoid membranes, where it stabilises the reaction centre proteins of photosystem I.
Statistics
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PSSM-Id: 281436
Aligned: 5 rows
Threshold Bit Score: 359.862
Created: 13-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:
Q9Y937   6 RCKPLLGVVHLPPLPGSTGYKArrypprlgkvwSLEEIIEYAVSEASVYEDAGFDGVILENYGDTPYPKT-PGPLQVSAM 84  Aeropyrum pernix
Q58515   6 KKKPLIGMVHLKPLPGSYHYND-----------NFDDIVDFAIKEAKKLEEAGFDAVMIENFGDAPFKKE-ADKITIASM 73  Methanocaldococcus ja...
O29828   1 MEKTVIGVVHLLPLPGSPEHT------------DLSAVIDKAVKDARAIEEGGADALILENYGDKPFLKE-VGKETVAAM 67  Archaeoglobus fulgidu...
P72966   9 THNPVIGVVHLLPLPTSARWGG-----------NLTAVIERAEQEATALAAGGVDGIIVENFFDAPFPKQrVDPAVVSAM 77  Synechocystis sp. PCC...
P39364  10 TEKAVIAMCHLRALPGDPSFDAq---------lGMNWVIDKAWDDLMALQNGGVDAVMFSNEFSLPYLTK-VRPETTAAM 79  Escherichia coli K-12
Q9Y937  85 TRIVREVSSAVGIPVGVNMLRNGSVEALASAYSGGGSFIRVNSLCETRLSPEGILEPDAARLAKSLALLgileERR-IEI 163 Aeropyrum pernix
Q58515  74 AVIAKAIKEEVSLPLGINILRNDAIGAYSIAYVVKADFIRVNVLSGVAFTDQGIIEGKAYELAKLKKLL----PSK-IKV 148 Methanocaldococcus ja...
O29828  68 TVIACEVKRDVSIGLGINVLRNDAVAALAIAKAVNADFVRVNQLFFTSVSPEGILEGKAGEVMRYKKLV----DCR-AMI 142 Archaeoglobus fulgidu...
P72966  78 TLIVDRLQNLVVAPVGINVLRNDAHSALAIASCVGAKFIRVNVLTGVMATDQGLIEGNAHELLRYRREL----SSD-VAI 152 Synechocystis sp. PCC...
P39364  80 ARIIGQLMSDIRIPFGVNVLW-DPVASFDLAMATGAKFIR-EIFTGAYASDFGVWDTNVGETIRHQHRI----GAGeVKT 153 Escherichia coli K-12
Q9Y937 164 LADVDVKHSQPLVEtsIAQTVRDCIERsgVPIAGVVLTGHATGGAPDADEVVAAARTASeyeVKTVVGSGVSQLNLSKYW 243 Aeropyrum pernix
Q58515 149 FADVHVKHAYHFID--FESSLLDTVER--GLADAVIISGKRTGKEVDIEKLKLAKELVD---VPVIVGSGTNYNNLRILW 221 Methanocaldococcus ja...
O29828 143 FADIAVKHAVHFAS--LEDYCLNA-ER--SLADAVILTGKTTGGEVSLEELKYAKKTLK---MPVLAGSGVNAENAARIL 214 Archaeoglobus fulgidu...
P72966 153 LADVLVKHARPLGTpnLTTAVTDTIER--GLADGIILSGWATGSPPNLEDLELATNAAKg--TPVFIGSGADEDNIGQLI 228 Synechocystis sp. PCC...
P39364 154 LFNIVPEAAVYLGNrdICSIAKSTVFN--NHPDALCVSGLTAGTRTDSALLKRVKETVPd--TVVLANTGVCLENVEEQL 229 Escherichia coli K-12
Q9Y937 244 HIADGFIIGSSIKLGGKPWNPIDKEKARLIASLAER 279 Aeropyrum pernix
Q58515 222 SYADGFIIGTWIKKDGKANNEIDIDRAKKIVNLANK 257 Methanocaldococcus jannaschii DSM 2661
O29828 215 KWCDGVIVGTYIKRGGL----VDAERVRRIVRAAKG 246 Archaeoglobus fulgidus DSM 4304
P72966 229 QAANGVIVASSLKRHGNINEAIDPIRVSAFIEAMAE 264 Synechocystis sp. PCC 6803 substr. Kazusa
P39364 230 SIADGCVTATTFKKDGVFANFVDQARVSQFMEKVHH 265 Escherichia coli K-12
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