P05156 (CFAI_HUMAN) Homo sapiens (Human)

Complement factor I UniProtKBInterproStringInteractive Modelling

583 aa; Sequence (Fasta)

Sequence Features

 380Charge relay system.
 429Charge relay system.
 525Charge relay system.
 453Interchain (with C-327).
 64P -> L (in AHUS3; dbSNP:rs773187287). VAR_063665 dbSNP
 119G -> R (in AHUS3 and ARMD13; the mutant is both expressed and secreted at lower levels than wild-type protein; mediates C3 degradation to a lesser extent than that of controls; dbSNP:rs141853578). VAR_063666 dbSNP
 183H -> R (in AHUS3; dbSNP:rs75612300). VAR_063667 dbSNP
 188G -> A. VAR_070843
 243G -> D (in CFI deficiency; dbSNP:rs121964916). VAR_034907 dbSNP
 287G -> R (in AHUS3; dbSNP:rs182078921). VAR_063668 dbSNP
 300T -> A (in dbSNP:rs11098044). VAR_034908 dbSNP
 317R -> W (in AHUS3; dbSNP:rs121964917). VAR_063669 dbSNP
 340I -> T (in AHUS3; dbSNP:rs769419740). VAR_030343 dbSNP
 416I -> L (in AHUS3; dbSNP:rs61733901). VAR_063670 dbSNP
 418H -> L (in CFI deficiency; dbSNP:rs121964912). VAR_026757 dbSNP
 519D -> N (in AHUS3; dbSNP:rs121964918). VAR_063671 dbSNP
 522K -> T (in AHUS3). VAR_063672
 524D -> V (in AHUS3; dbSNP:rs121964914). VAR_030344 dbSNP
 327-453Interchain (between heavy and light chains).
 118-214SRCR domain
 226-256Low-density lipoprotein (LDL) receptor c lass A repeat
 258-293Low-density lipoprotein (LDL) receptor c lass A repeat
 340-569Serine proteases, trypsin domain

Sequence Alignments

Experimental structures

The structure of complement complex Heteromer
P05156; P01024; P08603; P01024; P08603;
CA;BMA; 20×NAG;MLI;5o3226-583
Human complement factor Imonomer CA;NAG;2xrc26-583