B complex sample 1, H. sapiens, (Bessonov et al 2008)

Name Species Class / Family Also Known As MW # Of Peptides
PRPF8 H. sapiens U5 snRNP HPRP8, PRP8, PRPC8, RP13 273.6 408
SNRNP200 H. sapiens U5 snRNP ASCC3L1, BRR2, FLJ11521, HELIC2, RP33 244.5 267
SF3B3 H. sapiens 17S U2 snRNP KIAA0017, RSE1, SAP130, SF3b130, STAF130 135.6 209
EFTUD2 H. sapiens U5 snRNP DKFZp686E24196, FLJ44695, KIAA0031, MFDM, Snrp116 109.4 169
SF3B1 H. sapiens 17S U2 snRNP Hsh155, MDS, PRP10, PRPF10, SAP155 145.8 153
PRPF6 H. sapiens U5 snRNP ANT-1, ANT1, C20orf14, Prp6, TOM 106.9 90
SF3A1 H. sapiens 17S U2 snRNP PRP21, PRPF21, SAP114, SF3A120 88.9 84
SF3B2 H. sapiens 17S U2 snRNP Cus1, SAP145, SF3B145, SF3b1, SF3b150 100.2 82
CDC5L H. sapiens PRP19 complex CDC5, CDC5-LIKE, CEF1, KIAA0432, PCDC5RP 92.3 70
CRNKL1 H. sapiens PRP19 related CLF, CRN, Clf1, HCRN, MSTP021 100.5 66
SART1 H. sapiens tri-snRNP Ara1, HOMS1, MGC2038, SART1259, SNRNP110 90.3 65
PRPF3 H. sapiens U4/U6 snRNP HPRP3, HPRP3P, PRP3, Prp3p, RP18 77.5 63
SRSF7 H. sapiens SR protein 9G8, AAG3, SFRS7 27.4 57
SNRPA1 H. sapiens 17S U2 snRNP Lea1 28.4 55
XAB2 H. sapiens PRP19 related DKFZp762C1015, HCNP, HCRN, NTC90, SYF1 100.0 53
ELAVL1 H. sapiens alternative splicing factor ELAV1, HUR, Hua, MelG 36.1 52
SRRM2 H. sapiens SR related 300-KD, CWF21, Cwc21, DKFZp667L0421, DKFZp686O15166 299.6 52
DHX15 H. sapiens 17S U2 snRNP associated DBP1, DDX15, HRH2, PRP43, PRPF43 90.9 51
SMU1 H. sapiens Recruited at B complex BWD, DKFZp761L0916, FLJ10805, FLJ10870, FLJ11970 57.5 47
NCBP1 H. sapiens pre-mRNA/mRNA binding proteins CBP80, MGC2087, NCBP, Sto1 91.8 47
DDX23 H. sapiens U5 snRNP MGC8416, PRPF28, U5-100K, U5-100KD, prp28 95.6 47
BUD13 H. sapiens RES complex Cwc26, FLJ27090, MGC13125, fSAP71 70.5 44
ACIN1 H. sapiens EJC/mRNP ACINUS, ACN, DKFZp667N107, KIAA0670, fSAP152 151.9 44
HNRNPC H. sapiens hnRNP C1, C2, HNRNP, HNRPC, MGC104306 33.7 43
IK H. sapiens Recruited at B complex CSA2, MGC59741, RED 65.6 43
CWC22 H. sapiens Recruited at Bact complex EIF4GL, KIAA1604, NCM, fSAPb 105.5 42
SRSF1 H. sapiens SR protein ASF, FLJ53078, MGC5228, SF2, SF2p33 27.7 42
THRAP3 H. sapiens Recruited at A complex FLJ22082, MGC133082, MGC133083, TRAP150 108.7 42
AQR H. sapiens PRP19 related DKFZp686B23123, IBP160, KIAA0560, fSAP164 171.3 41
SF3A3 H. sapiens 17S U2 snRNP PRP9, PRPF9, SAP61, SF3a60 58.8 39
PRPF19 H. sapiens PRP19 complex NMP200, PRP19, PSO4, SNEV, UBOX4 55.2 39
DHX16 H. sapiens Recruited at Bact complex DBP2, DDX16, PRO2014, PRP8, PRPF2 119.3 38
MFAP1 H. sapiens Recruited at B complex — 52.0 37
PRPF4 H. sapiens U4/U6 snRNP HPRP4, HPRP4P, PRP4, Prp4p 58.4 37
SNW1 H. sapiens PRP19 related Bx42, MGC119379, NCOA-62, PRPF45, Prp45 61.5 37
RBMX H. sapiens hnRNP HNRPG, RBMXP1, RBMXRT, RNMX, hnRNP-G 42.3 35
U2SURP H. sapiens 17S U2 snRNP associated KIAA0332, MGC133197, SR140, fSAPa 118.3 34
SNRPB H. sapiens Sm COD, SNRPB1, Sm-B/B', SmB/B', SmB/SmB' 24.6 34
SRSF9 H. sapiens SR protein SFRS9, SRp30c 25.5 32
SRRT H. sapiens pre-mRNA/mRNA binding proteins ARS2, ASR2, MGC126427, serrate 100.7 31
HNRNPM H. sapiens hnRNP CEAR, DKFZp547H118, HNRNPM4, HNRPM, HNRPM4 77.5 31
DDX42 H. sapiens 17S U2 snRNP associated FLJ43179, RHELP, RNAHP, SF3b125 103.0 29
RBM22 H. sapiens PRP19 related Cwc2, FLJ10290, ZC3H16, fSAP47 46.9 29
PABPC1 H. sapiens pre-mRNA/mRNA binding proteins PAB1, PABP, PABP1, PABPC2, PABPL1 70.7 29
ZC3H18 H. sapiens other rna binding domain containing FLJ22664, FLJ34530, FLJ36075, NHN1 106.4 28
EIF4A3 H. sapiens EJC/mRNP DDX48, DKFZp686O16189, KIAA0111, MGC10862, NMP265 46.9 27
PRPF31 H. sapiens U4/U6 snRNP DKFZp566J153, NY-BR-99, PRP31, RP11 55.5 27
USP39 H. sapiens tri-snRNP 65K, CGI-21, FLJ33136, HSPC332, MGC75069 65.4 26
SNRPB2 H. sapiens 17S U2 snRNP MGC24807, MGC45309, Msl1 25.5 25
BCLAF1 H. sapiens BTF, KIAA0164, bK211L9.1 106.1 25
DDX3X H. sapiens pre-mRNA/mRNA binding proteins DBX, DDX14, DDX3, HLP2 73.2 24
PPIH H. sapiens U4/U6 snRNP CYP-20, CYPH, MGC5016, SnuCyp-20, USA-CYP 19.2 24
SRSF5 H. sapiens SR protein HRS, SFRS5, SRP40 31.3 24
SNRPE H. sapiens Sm B-raf, SME, Sm-E 10.8 24
SNRPD2 H. sapiens Sm SMD2, SNRPD1, Sm-D2 13.5 24
SNRNP40 H. sapiens U5 snRNP 40K, FLJ41108, HPRP8BP, MGC1910, PRP8BP 39.3 23
PPIL2 H. sapiens Recruited at Bact complex CYC4, CYP60, Cyp-60, FLJ39930, MGC33174 58.8 22
PLRG1 H. sapiens PRP19 complex Cwc1, MGC110980, PRL1, PRP46, PRPF46 57.2 22
SNRPD3 H. sapiens Sm SMD3, Sm-D3 13.9 22
DCD H. sapiens common MS contaminants AIDD, DCD-1, DSEP, HCAP, MGC71930 11.3 22
BCAS2 H. sapiens PRP19 complex DAM1, SPF27, Snt309 26.1 21
CTNNBL1 H. sapiens PRP19 complex C20orf33, FLJ21108, NAP, NYD-SP19, P14L 65.2 21
SNRPF H. sapiens Sm SMF, Sm-F, snRNP-F 9.7 21
TRA2B H. sapiens SR protein DKFZp686F18120, Htra2-beta, SFRS10, SRFS10, TRA2-BETA 33.7 21
LSM2 H. sapiens LSm C6orf28, G7B, YBL026W, snRNP 10.8 20
SRSF6 H. sapiens SR protein B52, FLJ08061, MGC5045, SFRS6, SRP55 39.6 20
ISY1 H. sapiens PRP19 related FSAP33, KIAA1160 33.0 19
RBM17 H. sapiens 17S U2 snRNP associated DKFZp686F13131, MGC14439, SPF45 45.0 19
CDC40 H. sapiens Second step factors EHB3, FLJ10564, MGC102802, PRP17, PRPF17 65.5 19
PHF5A H. sapiens 17S U2 snRNP INI, MGC1346, Rds3, SAP14b, SF3b14b 12.4 19
PRPF4B H. sapiens Recruited at B complex KIAA0536, PR4H, PRP4, PRP4H, PRP4K 117.0 19
CD2BP2 H. sapiens U5 snRNP FWP010, LIN1, PPP1R59, Snu40, U5-52K 37.6 18
CCDC12 H. sapiens Recruited at Bact complex FLJ39430, FLJ40801, MGC23918 19.2 18
SKIV2L2 H. sapiens misc. proteins found irregularly with spliceosomes Dob1, KIAA0052, MGC142069, Mtr4, fSAP118 117.8 18
KIN H. sapiens misc. proteins found irregularly with spliceosomes BTCD, KIN17 45.4 18
SNRPD1 H. sapiens Sm HsT2456, SMD1, SNRPD, Sm-D1 13.3 18
SF3A2 H. sapiens 17S U2 snRNP PRP11, PRPF11, SAP62, SF3a66 49.3 18
SRSF10 H. sapiens SR protein DKFZp686H0644, FLJ30749, FLJ43846, FUSIP1, FUSIP2 31.3 18
HSPA1A H. sapiens chaperonin/heat shock FLJ54303, FLJ54370, FLJ54392, FLJ54408, FLJ75127 70.1 17
SNRPA H. sapiens U1 snRNP Mud1, U1-A, U1A 31.3 17
WBP11 H. sapiens PRP19 complex DKFZp779M1063, NPWBP, SIPP1, WBP-11 70.0 17
HNRNPK H. sapiens hnRNP CSBP, FLJ41122, HNRPK, TUNP 51.0 17
PRPF38A H. sapiens Recruited at B complex FLJ14936, MGC3320, Prp38, RP5-965L7.1 37.5 17
TRA2A H. sapiens SR protein AWMS1, HSU53209 32.7 16
SYNCRIP H. sapiens hnRNP FLJ31626, GRY-RBP, GRYRBP, HNRPQ1, NSAP1 69.6 15
RALY H. sapiens hnRNP HNRPCL2, MGC117312, P542 32.5 15
PCBP2 H. sapiens hnRNP HNRPE2, MGC110998, hnRNP-E2 38.6 15
SRSF3 H. sapiens SR protein SFRS3, SRp20 19.3 15
HNRNPA2B1 H. sapiens hnRNP DKFZp779B0244, FLJ22720, HNRNPA2, HNRNPB1, HNRPA2 37.4 15
HNRNPU H. sapiens hnRNP HNRPU, SAF-A, U21.1, hnRNP U 90.6 14
CHERP H. sapiens 17S U2 snRNP associated DAN16, SCAF6, SRA1 103.7 14
DDX5 H. sapiens pre-mRNA/mRNA binding proteins DKFZp434E109, DKFZp686J01190, G17P1, HLR1, HUMP68 69.1 14
NCBP2 H. sapiens pre-mRNA/mRNA binding proteins CBC2, CBP20, NIP1, PIG55 18.0 14
PPIE H. sapiens PRP19 related CYP-33, CYP33, MGC111222, MGC3736 33.4 13
LSM4 H. sapiens LSm GRP, YER112W 15.3 13
PCBP1 H. sapiens hnRNP HNRPE1, HNRPX, hnRNP-E1, hnRNP-X 37.5 13
THOC1 H. sapiens TREX HPR1, P84, P84N5 75.7 12
ILF2 H. sapiens MGC8391, NF45, PRO3063 43.1 12
HNRNPA1 H. sapiens hnRNP HNRPA1, HNRPA1L3, MGC102835, hnRNP A1, hnRNP-A1 38.7 11
DDX39B H. sapiens other rna binding domain containing BAT1, D6S81E, UAP56 49.0 11
THOC7 H. sapiens TREX FLJ23445, NIF3L1BP1, fSAP24 23.7 11
CWC15 H. sapiens PRP19 complex C11orf5, Cwf15, HSPC148, ORF5, AD-002 26.6 10
LSM7 H. sapiens LSm YNL147W 11.6 10
SAP18 H. sapiens EJC/mRNP 2HOR0202, MGC27131, SAP18P 17.6 10
SNIP1 H. sapiens RES complex FLJ12553, PMRED 45.8 10
YBX1 H. sapiens pre-mRNA/mRNA binding proteins BP-8, CSDA2, CSDB, DBPB, MDR-NF1 35.9 10
LSM8 H. sapiens LSm , N(alpha)-acetyltransferase 38, NAA38, NatC auxiliary subunit, FLJ33242, LSM8 10.4 10
RBM39 H. sapiens pre-mRNA/mRNA binding proteins CAPER, CAPERalpha, DKFZp781C0423, FLJ44170, FSAP59 59.4 10
BAG2 H. sapiens BAG-2, KIAA0576, MGC149462, dJ417I1.2 23.8 10
RNF113A H. sapiens Recruited at Bact complex Cwc24, RNF113, ZNF183 38.8 9
BUD31 H. sapiens PRP19 related Cwc14, EDG-2, EDG2, G10, MGC111202 17.0 9
SF3B4 H. sapiens 17S U2 snRNP AFD1, Hsh49, MGC10828, SAP49, SF3b49 44.4 8
C17orf85 H. sapiens ELG, FLJ32162, HSA277841 70.6 8
U2AF2 H. sapiens 17S U2 snRNP associated U2AF65 53.5 8
CWC27 H. sapiens Recruited at Bact complex NY-CO-10, SDCCAG10 53.8 8
NHP2L1 H. sapiens U4/U6 snRNP 15.5K, FA-1, FA1, NHPX, OTK27 14.2 7
SNRPG H. sapiens Sm MGC117317, SMG, Sm-G 8.5 7
PPIL1 H. sapiens PRP19 related CGI-124, CYPL1, MGC678, PPIase, hCyPX 18.2 7
THOC3 H. sapiens TREX MGC5469, TEX1 38.8 7
HSPB1 H. sapiens chaperonin/heat shock CMT2F, DKFZp586P1322, HMN2B, HS.76067, HSP27 22.8 6
TXNL4A H. sapiens U5 snRNP DIB1, DIM1, HsT161, TXNL4, U5-15kD 16.8 6
DDX17 H. sapiens pre-mRNA/mRNA binding proteins DKFZp761H2016, P72, RH70 80.3 6
HNRNPAB H. sapiens hnRNP ABBP1, FLJ40338, HNRPAB 36.2 5
RBM8A H. sapiens EJC/mRNP BOV-1A, BOV-1B, BOV-1C, C1DELq21.1, DEL1q21.1 19.9 4
PABPN1 H. sapiens pre-mRNA/mRNA binding proteins OPMD, PAB2, PABII, PABP-2, PABP2 32.7 4
ZNF830 H. sapiens Recruited at Bact complex CCDC16, MGC20398, OMCG1, SEL13 42.0 3
UBL5 H. sapiens misc. proteins found irregularly with spliceosomes FLJ46917, HUB1, MGC131795 8.5 2

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