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9.B.14.1.21
CcmA/CcmD proteins, probably involved in cytochorme c matureation (heme insertion). CcmA iis of 353 aas with 9 TMSs, while CcmD is of 240 aas with 6 TMSs.  They may function with CcmB (see TC# 3.A.1.107.5 (Gupta et al. 2022).

Accession Number:WP_011023237.1
Protein Name:WP_011023237.1 cytochrome c biogenesis protein CcsA [Methanosarcina acetivorans]
Length:354
Molecular Weight:
Species:Methanosarcina acetivorans [2214]
Number of TMSs:9
Substrate cytochrome c, ferroheme b

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Predict TMSs (Predict number of transmembrane segments)
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FASTA formatted sequence
1:	MNTGMGLIWI AGASGLLAFL TSLLYFFRQD RKFLALSEKL ELIAGVGLVF AIFLLAFYLL 
61:	GVDTQYSYVF QHSSTDLAWH YRFSALWAGQ EGSFLIWTGF IFVMLAITRF TGTGKVLRET 
121:	EIFSIMRSVS LFVASVFLLL LALKNPFSMY YYTGTGVPDV TNWNLFAEPF VVSYGQGMNP 
181:	LLRNPWMAIH PPLLFLGYAA FTLPFSAAIG GLVLKDSRWS ELATGWMRVS WLFLTLGIGF 
241:	GAFWAYEVLG WGAWYWTWDP VETSSLIPWL TATAYLHAKL RARQGEYGFL LPMLALVSFI 
301:	LVIFSTFVTR SGLWVSVHSW QDFTMEGMII ALFLVVLIGS SAVLLVRKYF SEE