ID   A0A1U7RPU3_ALLSI        Unreviewed;       689 AA.
AC   A0A1U7RPU3;
DT   10-MAY-2017, integrated into UniProtKB/TrEMBL.
DT   10-MAY-2017, sequence version 1.
DT   10-JUN-2026, entry version 32.
DE   SubName: Full=Progesterone-induced-blocking factor 1 isoform X2 {ECO:0000313|RefSeq:XP_006018196.1};
GN   Name=PIBF1 {ECO:0000313|RefSeq:XP_006018196.1};
OS   Alligator sinensis (Chinese alligator).
OC   Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
OC   Archelosauria; Archosauria; Crocodylia; Alligatoridae; Alligatorinae;
OC   Alligator.
OX   NCBI_TaxID=38654 {ECO:0000313|Proteomes:UP000189705, ECO:0000313|RefSeq:XP_006018196.1};
RN   [1] {ECO:0000313|RefSeq:XP_006018196.1}
RP   IDENTIFICATION.
RG   RefSeq;
RL   Submitted (JAN-2026) to UniProtKB.
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DR   RefSeq; XP_006018196.1; XM_006018134.2.
DR   AlphaFoldDB; A0A1U7RPU3; -.
DR   GeneID; 102387415; -.
DR   CTD; 10464; -.
DR   Proteomes; UP000189705; Unplaced.
DR   GO; GO:0005815; C:microtubule organizing center; IEA:TreeGrafter.
DR   GO; GO:0060271; P:cilium assembly; IEA:TreeGrafter.
DR   InterPro; IPR026205; PIBF1.
DR   PANTHER; PTHR18950:SF0; PROGESTERONE IMMUNOMODULATORY BINDING FACTOR 1; 1.
DR   PANTHER; PTHR18950; PROGESTERONE-INDUCED BLOCKING FACTOR 1; 1.
PE   4: Predicted;
KW   Coiled coil {ECO:0000256|SAM:Coils};
KW   Reference proteome {ECO:0000313|Proteomes:UP000189705}.
FT   REGION          1..46
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COILED          60..148
FT                   /evidence="ECO:0000256|SAM:Coils"
FT   COILED          198..445
FT                   /evidence="ECO:0000256|SAM:Coils"
FT   COILED          474..550
FT                   /evidence="ECO:0000256|SAM:Coils"
FT   COILED          584..667
FT                   /evidence="ECO:0000256|SAM:Coils"
FT   COMPBIAS        1..10
FT                   /note="Basic and acidic residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ   SEQUENCE   689 AA;  81987 MW;  99F250F991A8E79B CRC64;
     MSRPGTKEPR VMNVSSSLEL EDISLETTVP TDDLSSSEER GGGRKVTRQL LERKELLHRL
     QVLKIELSQK NLMLDNLKVE YLTKIEELEE KLNDAIHQKQ LLSLRLDSQL ALQQEDARKH
     QELMKQEMET ILLRQKQLEE TNHQLRERAG DIHRSLRDLE LTADYYEKLK SLSEDELSIP
     EYVSVRFYEV VHPLRTELNE LQVKRDSLTE ELSDYKVQLK SVMESYEDER RSRSELEIRC
     QRLMLELADT KQMIQQGDYR QENYDKVKCE RDTFEHELSE LRRKYEILDI SHKAQAKERN
     DLSKEVTTLQ QSVNLLQKDK DYLNHQNMEL SVRRAHEEDR LERLQIQLED AKKAREEVYE
     KYVTSRDRYK TEYENKLREE LEQIRLKTNQ EIEQLRSVSK EMYERENRNL REARDNAVAE
     KQRAILAEKH ALAKYEQLLE QYRQLQLSTE TKVAELLHQN KLKAFESERV HLLHEETAKN
     LSQCQLECEK YQRKLEVLTK EFYSLQASSE TRVIELQAKN SERQAKLDTY EKLEKELDEI
     ILQTAEMENE DEAERILFSY GYGANVPTTA KRRLKQSVHL ARRLLELEKQ NSLLIKDLEH
     QKEQVTQISQ ELDHANSLLS QVQQPYKYLT ETVKQRDTQI HLQKEHIAQL EKDVSILNKE
     KTALLRVKNQ MAADLERLLN HRECPRRQS
//