BLASTX nr result
ID: Ophiopogon21_contig00029812
seq
BLASTX 2.2.25 [Feb-01-2011]
Reference: Altschul, Stephen F., Thomas L. Madden, Alejandro A. Schaffer,
Jinghui Zhang, Zheng Zhang, Webb Miller, and David J. Lipman (1997),
"Gapped BLAST and PSI-BLAST: a new generation of protein database search
programs", Nucleic Acids Res. 25:3389-3402.
Query= Ophiopogon21_contig00029812
(879 letters)
Database: ./nr
77,306,371 sequences; 28,104,191,420 total letters
Searching..................................................done
Score E
Sequences producing significant alignments: (bits) Value
ref|XP_008803371.1| PREDICTED: uncharacterized protein LOC103716... 158 6e-36
ref|XP_008803364.1| PREDICTED: uncharacterized protein LOC103716... 158 6e-36
ref|XP_008811302.1| PREDICTED: uncharacterized protein LOC103722... 155 3e-35
ref|XP_010940337.1| PREDICTED: uncharacterized protein LOC105058... 148 5e-33
ref|XP_010935537.1| PREDICTED: uncharacterized protein LOC105055... 148 6e-33
ref|XP_010935536.1| PREDICTED: uncharacterized protein LOC105055... 148 6e-33
ref|XP_009387404.1| PREDICTED: uncharacterized protein LOC103974... 100 1e-18
ref|XP_009387403.1| PREDICTED: uncharacterized protein LOC103974... 100 1e-18
ref|XP_009398221.1| PREDICTED: uncharacterized protein LOC103982... 82 5e-13
ref|XP_010239363.1| PREDICTED: uncharacterized protein LOC100844... 59 6e-06
>ref|XP_008803371.1| PREDICTED: uncharacterized protein LOC103716934 isoform X2 [Phoenix
dactylifera] gi|672111970|ref|XP_008803380.1| PREDICTED:
uncharacterized protein LOC103716934 isoform X2 [Phoenix
dactylifera]
Length = 1229
Score = 158 bits (399), Expect = 6e-36
Identities = 108/292 (36%), Positives = 149/292 (51%), Gaps = 34/292 (11%)
Frame = -2
Query: 833 VNSDSWKYDPSFLRTSGDSLVMNNGVSNDCSISGSYWSEGLDVHADSSTERAQCSHEACS 654
+ SDS D S T+ + +N + ND I S WS+ + V+ + TERAQCS EACS
Sbjct: 352 MTSDSRNSDTSCHTTTVNLCDINTEMLNDGCIGNSCWSKDV-VNTCNGTERAQCSSEACS 410
Query: 653 SNDFRPVLSGKRGREARKPTART-------------RKDNHPVWQMVQKMENRRYINKPK 513
SNDF PVLSG+RGR ARK + +++NH VWQ VQK++ I + +
Sbjct: 411 SNDFLPVLSGRRGRRARKMSGGASQIGPNRFHGPTGKENNHSVWQKVQKIDTEAPIRETE 470
Query: 512 NDDAVSAKADTPSKDSGARARVNASSGLNQKE--------------KTGKHLYSYETVSE 375
+AV+ + +T SK S AR R S GL Q + K + +TVS
Sbjct: 471 AINAVAPQDNTSSKGSNARIRSGTSVGLKQNQSGKPCRNSSLNEVVKADLCKVASDTVSR 530
Query: 374 TSKSSEI-------NAKKEHISISKQVNHLPRKGSRNGTVNPGRPSKIHVQQKDGLKILP 216
+ +S + N +K+ S KQ H RK S VN R SK HV + +G+ ILP
Sbjct: 531 SDIASNLIDGNSVHNVRKKASSAFKQAYHYSRKESYAAKVNVNRASKNHVPKNEGMPILP 590
Query: 215 QVNHDEHTSSQLSFPCSIDSPIPVVKSTEKFDLCPSVQQQKTMEHIDEESLS 60
QVNH +H + L PCS + +V T+K D C QQKT +I+E + S
Sbjct: 591 QVNHGKHIRTGLRSPCSANYQQLLVAPTDKIDHCHPEPQQKTENYIEEVTSS 642
>ref|XP_008803364.1| PREDICTED: uncharacterized protein LOC103716934 isoform X1 [Phoenix
dactylifera]
Length = 1238
Score = 158 bits (399), Expect = 6e-36
Identities = 108/292 (36%), Positives = 149/292 (51%), Gaps = 34/292 (11%)
Frame = -2
Query: 833 VNSDSWKYDPSFLRTSGDSLVMNNGVSNDCSISGSYWSEGLDVHADSSTERAQCSHEACS 654
+ SDS D S T+ + +N + ND I S WS+ + V+ + TERAQCS EACS
Sbjct: 361 MTSDSRNSDTSCHTTTVNLCDINTEMLNDGCIGNSCWSKDV-VNTCNGTERAQCSSEACS 419
Query: 653 SNDFRPVLSGKRGREARKPTART-------------RKDNHPVWQMVQKMENRRYINKPK 513
SNDF PVLSG+RGR ARK + +++NH VWQ VQK++ I + +
Sbjct: 420 SNDFLPVLSGRRGRRARKMSGGASQIGPNRFHGPTGKENNHSVWQKVQKIDTEAPIRETE 479
Query: 512 NDDAVSAKADTPSKDSGARARVNASSGLNQKE--------------KTGKHLYSYETVSE 375
+AV+ + +T SK S AR R S GL Q + K + +TVS
Sbjct: 480 AINAVAPQDNTSSKGSNARIRSGTSVGLKQNQSGKPCRNSSLNEVVKADLCKVASDTVSR 539
Query: 374 TSKSSEI-------NAKKEHISISKQVNHLPRKGSRNGTVNPGRPSKIHVQQKDGLKILP 216
+ +S + N +K+ S KQ H RK S VN R SK HV + +G+ ILP
Sbjct: 540 SDIASNLIDGNSVHNVRKKASSAFKQAYHYSRKESYAAKVNVNRASKNHVPKNEGMPILP 599
Query: 215 QVNHDEHTSSQLSFPCSIDSPIPVVKSTEKFDLCPSVQQQKTMEHIDEESLS 60
QVNH +H + L PCS + +V T+K D C QQKT +I+E + S
Sbjct: 600 QVNHGKHIRTGLRSPCSANYQQLLVAPTDKIDHCHPEPQQKTENYIEEVTSS 651
>ref|XP_008811302.1| PREDICTED: uncharacterized protein LOC103722496 [Phoenix dactylifera]
Length = 1239
Score = 155 bits (393), Expect = 3e-35
Identities = 109/292 (37%), Positives = 149/292 (51%), Gaps = 34/292 (11%)
Frame = -2
Query: 827 SDSWKYDPSFLRTSGDSLVMNNGVSNDCSISGSYWSEGLDVHADSSTERAQCSHEACSSN 648
SDS D S T+ + +N + ND I S WS+ + V+ +S ERA CS +A +SN
Sbjct: 367 SDSRNSDTSCRTTTVNLYDINTEMLNDGCIGNSCWSKDV-VNTCNSIERAPCSSQAYNSN 425
Query: 647 DFRPVLSGKRGREARK-------------PTARTRKDNHPVWQMVQKMENRRYINKPKND 507
DF PV+SGKRGR ARK P +++NH VWQ VQK++ I + +
Sbjct: 426 DFHPVISGKRGRRARKMTGGANQNVPNRFPGVTGKENNHSVWQKVQKIDMEACICETETV 485
Query: 506 DAVSAKADTPSKDSGARARVNASSGL--NQKEKTGKHLYSYETV------------SETS 369
+AVS + +T SK S R R GL NQ KT K+ S E V S +
Sbjct: 486 NAVSPQDNTSSKHSNIRIRFGTCVGLKQNQSGKTCKNACSDEVVKTDLCNVTSNIVSTSE 545
Query: 368 KSSEI-------NAKKEHISISKQVNHLPRKGSRNGTVNPGRPSKIHVQQKDGLKILPQV 210
+SE+ N +K+ S KQ NH RKGS VN + SK HV Q +G+ ILPQV
Sbjct: 546 VASELIDGNSMNNVQKKASSAFKQANHYSRKGSYAAKVNMNKVSKNHVPQNEGMPILPQV 605
Query: 209 NHDEHTSSQLSFPCSIDSPIPVVKSTEKFDLCPSVQQQKTMEHIDEESLSRN 54
H++H S L PCSI+ +V +K D C QQK ++++ + S N
Sbjct: 606 IHEKHISGGLRSPCSIEFQQILVAPADKIDHCRRESQQKAENYLEKATSSGN 657
>ref|XP_010940337.1| PREDICTED: uncharacterized protein LOC105058950 [Elaeis guineensis]
gi|743852248|ref|XP_010940338.1| PREDICTED:
uncharacterized protein LOC105058950 [Elaeis guineensis]
Length = 1306
Score = 148 bits (374), Expect = 5e-33
Identities = 108/308 (35%), Positives = 157/308 (50%), Gaps = 34/308 (11%)
Frame = -2
Query: 836 EVNSDSWKYDPSFLRTSGDSLVMNNGVSNDCSISGSYWSEGLDVHADSSTERAQCSHEAC 657
E+ +DS D S T+ + +N + +D + S WS + V++ +S ERA CS +A
Sbjct: 432 EMIADSRNSDTSCQTTTVNLYDINTEMLDDGCMGNSCWSMDV-VNSCNSVERASCSSQAY 490
Query: 656 SSNDFRPVLSGKRGREARKPTART-------------RKDNHPVWQMVQKMENRRYINKP 516
SNDF P++SGKRGR RK + +++NH VWQ VQK++ +I +
Sbjct: 491 CSNDFHPIISGKRGRRTRKMSGGASQNVPNRFRGVTGKENNHSVWQKVQKIDMEAFICET 550
Query: 515 KNDDAVSAKADTPSKDSGARARVNASSGL--NQKEKTGKHLYSYETV------------- 381
+ +AVS++ +T K S + R S GL NQ +T ++ S E V
Sbjct: 551 ETVNAVSSQDNTSLKHSNIKIRSGTSVGLKQNQHGETCRNACSDEVVKTDLCKVTSNIGS 610
Query: 380 -----SETSKSSEINA-KKEHISISKQVNHLPRKGSRNGTVNPGRPSKIHVQQKDGLKIL 219
SE S +N+ +K+ S KQ NH RKG VN R SK HV Q + IL
Sbjct: 611 TSEVASELIDGSSMNSIRKKASSAFKQENHYSRKGPHAAKVNMNRVSKNHVPQNQEMPIL 670
Query: 218 PQVNHDEHTSSQLSFPCSIDSPIPVVKSTEKFDLCPSVQQQKTMEHIDEESLSRNTGSMV 39
PQVNH +H SS L PC+ID +V S +K D QQK +I+E + S N+ + V
Sbjct: 671 PQVNHKKHISSGLRSPCTIDFQQFLVASADKIDHGHRESQQKPENYIEEVTSSGNSCNTV 730
Query: 38 GEMTLSVA 15
+++L VA
Sbjct: 731 CDISLPVA 738
>ref|XP_010935537.1| PREDICTED: uncharacterized protein LOC105055429 isoform X2 [Elaeis
guineensis] gi|743834465|ref|XP_010935538.1| PREDICTED:
uncharacterized protein LOC105055429 isoform X2 [Elaeis
guineensis]
Length = 1282
Score = 148 bits (373), Expect = 6e-33
Identities = 115/310 (37%), Positives = 154/310 (49%), Gaps = 33/310 (10%)
Frame = -2
Query: 833 VNSDSWKYDPSFLRTSGDSLVMNNGVSNDCSISGSYWSEGLDVHADSSTERAQCSHEACS 654
+ SDS D S T+ + MN + +D I S WS + V+ + TERAQCS EACS
Sbjct: 412 MTSDSRNSDTS-CHTAINLCDMNTEMLSDGCIGNSCWSNDV-VNICNGTERAQCSSEACS 469
Query: 653 SNDFRPVLSGKRGREARKPTART------------RKDNHPVWQMVQKMENRRYINKPKN 510
SNDF PV SGKRGR ARK T + +++NH VWQ VQK++ I++ +
Sbjct: 470 SNDFLPV-SGKRGRRARKMTGVSQNGPNRFHGPTGKENNHSVWQKVQKIDTEAPIHETEA 528
Query: 509 DDAVSAKADTPSKDSGARARVNASSGL--NQKEKTGKHLYSYETV--------SETSKSS 360
AV+ + +T SK S AR R S GL NQ K ++ S E V S+T +S
Sbjct: 529 IKAVAPQDNTSSKGSNARIRSGTSVGLKQNQSGKPRRNSSSDEVVKADLCKVASDTVNTS 588
Query: 359 EINAK-----------KEHISISKQVNHLPRKGSRNGTVNPGRPSKIHVQQKDGLKILPQ 213
E+ +K K+ S KQ RK S V+ R SK HV +G+ ILPQ
Sbjct: 589 EVASKLIDGNSVHHGRKKASSAFKQAYQYSRKASYAAKVSMNRASKNHVPPNEGMPILPQ 648
Query: 212 VNHDEHTSSQLSFPCSIDSPIPVVKSTEKFDLCPSVQQQKTMEHIDEESLSRNTGSMVGE 33
VNH +H S+ L PCS D + +K D QQK +I+E + S N+ V
Sbjct: 649 VNHGKHISTGLRSPCSADYQQLLAAPADKIDHFHPEPQQKAQNYIEEVASSGNSDDTVCG 708
Query: 32 MTLSVACKQI 3
M+ S A I
Sbjct: 709 MSSSTAYDDI 718
>ref|XP_010935536.1| PREDICTED: uncharacterized protein LOC105055429 isoform X1 [Elaeis
guineensis]
Length = 1290
Score = 148 bits (373), Expect = 6e-33
Identities = 115/310 (37%), Positives = 154/310 (49%), Gaps = 33/310 (10%)
Frame = -2
Query: 833 VNSDSWKYDPSFLRTSGDSLVMNNGVSNDCSISGSYWSEGLDVHADSSTERAQCSHEACS 654
+ SDS D S T+ + MN + +D I S WS + V+ + TERAQCS EACS
Sbjct: 420 MTSDSRNSDTS-CHTAINLCDMNTEMLSDGCIGNSCWSNDV-VNICNGTERAQCSSEACS 477
Query: 653 SNDFRPVLSGKRGREARKPTART------------RKDNHPVWQMVQKMENRRYINKPKN 510
SNDF PV SGKRGR ARK T + +++NH VWQ VQK++ I++ +
Sbjct: 478 SNDFLPV-SGKRGRRARKMTGVSQNGPNRFHGPTGKENNHSVWQKVQKIDTEAPIHETEA 536
Query: 509 DDAVSAKADTPSKDSGARARVNASSGL--NQKEKTGKHLYSYETV--------SETSKSS 360
AV+ + +T SK S AR R S GL NQ K ++ S E V S+T +S
Sbjct: 537 IKAVAPQDNTSSKGSNARIRSGTSVGLKQNQSGKPRRNSSSDEVVKADLCKVASDTVNTS 596
Query: 359 EINAK-----------KEHISISKQVNHLPRKGSRNGTVNPGRPSKIHVQQKDGLKILPQ 213
E+ +K K+ S KQ RK S V+ R SK HV +G+ ILPQ
Sbjct: 597 EVASKLIDGNSVHHGRKKASSAFKQAYQYSRKASYAAKVSMNRASKNHVPPNEGMPILPQ 656
Query: 212 VNHDEHTSSQLSFPCSIDSPIPVVKSTEKFDLCPSVQQQKTMEHIDEESLSRNTGSMVGE 33
VNH +H S+ L PCS D + +K D QQK +I+E + S N+ V
Sbjct: 657 VNHGKHISTGLRSPCSADYQQLLAAPADKIDHFHPEPQQKAQNYIEEVASSGNSDDTVCG 716
Query: 32 MTLSVACKQI 3
M+ S A I
Sbjct: 717 MSSSTAYDDI 726
>ref|XP_009387404.1| PREDICTED: uncharacterized protein LOC103974329 isoform X2 [Musa
acuminata subsp. malaccensis]
gi|695079943|ref|XP_009387405.1| PREDICTED:
uncharacterized protein LOC103974329 isoform X2 [Musa
acuminata subsp. malaccensis]
gi|695079945|ref|XP_009387406.1| PREDICTED:
uncharacterized protein LOC103974329 isoform X2 [Musa
acuminata subsp. malaccensis]
Length = 1224
Score = 100 bits (250), Expect = 1e-18
Identities = 85/295 (28%), Positives = 134/295 (45%), Gaps = 39/295 (13%)
Frame = -2
Query: 770 MNNGVSNDCSISGSYWSEGLDVHADSSTERAQCSHEACSSNDFRPVLSGKRGREARK--- 600
+N +SN+C S +Y S + + A SSTERA CS +A S++DF PV++GKRGR +R+
Sbjct: 412 VNTDISNNCYTSDAYLSNDV-LDACSSTERADCSSQAGSNDDFHPVIAGKRGRRSRRIIG 470
Query: 599 --------------PTARTRKD-NHPVWQMVQKMENRRYINKPKNDDAVSAKADTPSKDS 465
T KD N+ +WQ VQK+E + +KP N +S+ + SK++
Sbjct: 471 NGSLNGTNRYFTANNHGHTGKDNNYSIWQKVQKIERKEGASKPNNVSVLSSHGEVSSKET 530
Query: 464 GARARVNASSGLNQKEKTGKHLYSY-----------------ETVSETSKSSEINA---- 348
+ +++ GL QK+ + Y +TV SKS+ N+
Sbjct: 531 KTKMKLDKFVGLKQKQCGTTYRYPCPDDTFKIEASQAAPNCPKTVQPLSKSAVGNSVNSV 590
Query: 347 KKEHISISKQVNHLPRKGSRNGTVNPGRPSKIHVQQKDGLKILPQVNHDEHTSSQLSFPC 168
K + S K N GS G + + K HVQQK+ L+ D+ + P
Sbjct: 591 KSKSSSAVKHANQCNISGSHTGKSDMDKALKHHVQQKECLRNSSFTAVDKDHNIGFRSPN 650
Query: 167 SIDSPIPVVKSTEKFDLCPSVQQQKTMEHIDEESLSRNTGSMVGEMTLSVACKQI 3
+ S + K T+ D C +++ H +E + RNT + V M L +I
Sbjct: 651 NSFSQRCLAKPTD--DCCQPEPEKEIHVHTEEATPPRNTCNGVCLMDLPAVHSEI 703
>ref|XP_009387403.1| PREDICTED: uncharacterized protein LOC103974329 isoform X1 [Musa
acuminata subsp. malaccensis]
Length = 1232
Score = 100 bits (250), Expect = 1e-18
Identities = 85/295 (28%), Positives = 134/295 (45%), Gaps = 39/295 (13%)
Frame = -2
Query: 770 MNNGVSNDCSISGSYWSEGLDVHADSSTERAQCSHEACSSNDFRPVLSGKRGREARK--- 600
+N +SN+C S +Y S + + A SSTERA CS +A S++DF PV++GKRGR +R+
Sbjct: 420 VNTDISNNCYTSDAYLSNDV-LDACSSTERADCSSQAGSNDDFHPVIAGKRGRRSRRIIG 478
Query: 599 --------------PTARTRKD-NHPVWQMVQKMENRRYINKPKNDDAVSAKADTPSKDS 465
T KD N+ +WQ VQK+E + +KP N +S+ + SK++
Sbjct: 479 NGSLNGTNRYFTANNHGHTGKDNNYSIWQKVQKIERKEGASKPNNVSVLSSHGEVSSKET 538
Query: 464 GARARVNASSGLNQKEKTGKHLYSY-----------------ETVSETSKSSEINA---- 348
+ +++ GL QK+ + Y +TV SKS+ N+
Sbjct: 539 KTKMKLDKFVGLKQKQCGTTYRYPCPDDTFKIEASQAAPNCPKTVQPLSKSAVGNSVNSV 598
Query: 347 KKEHISISKQVNHLPRKGSRNGTVNPGRPSKIHVQQKDGLKILPQVNHDEHTSSQLSFPC 168
K + S K N GS G + + K HVQQK+ L+ D+ + P
Sbjct: 599 KSKSSSAVKHANQCNISGSHTGKSDMDKALKHHVQQKECLRNSSFTAVDKDHNIGFRSPN 658
Query: 167 SIDSPIPVVKSTEKFDLCPSVQQQKTMEHIDEESLSRNTGSMVGEMTLSVACKQI 3
+ S + K T+ D C +++ H +E + RNT + V M L +I
Sbjct: 659 NSFSQRCLAKPTD--DCCQPEPEKEIHVHTEEATPPRNTCNGVCLMDLPAVHSEI 711
>ref|XP_009398221.1| PREDICTED: uncharacterized protein LOC103982879 [Musa acuminata
subsp. malaccensis]
Length = 1233
Score = 82.0 bits (201), Expect = 5e-13
Identities = 72/254 (28%), Positives = 110/254 (43%), Gaps = 29/254 (11%)
Frame = -2
Query: 788 SGDSLVMNNGVSNDCSISGSYWSEGLDVHADSSTERAQCSHEACSSNDFRPVLSGKRGRE 609
+ D + VS D S S +Y S + + A SSTER CS +A SSNDF PV+ +RGR
Sbjct: 405 TADLCNLGTHVSKDNSSSDAYLSNDV-LDACSSTERVDCSSQAGSSNDFHPVIYERRGRR 463
Query: 608 AR-----------------KPTARTRKD-NHPVWQMVQKMENRRYINKPKNDDAVSAKAD 483
+R K + T +D N+ +WQ V+K E ++K N + A+ D
Sbjct: 464 SRRMIGHGNLNGANGSITAKIHSHTGEDINYSIWQKVKKNEKNECVSKANNVSVLYAQHD 523
Query: 482 TPSKDSGARARVNASSGLNQKEKTGKHLY-----------SYETVSETSKSSEINAKKEH 336
SKD+ + + + G QK+ Y +T SK++ +AK +
Sbjct: 524 VSSKDTKMKMKPDKFIGQKQKQSGITCKYPKAEPSQVSSRGAKTSPTLSKATFGSAKNKS 583
Query: 335 ISISKQVNHLPRKGSRNGTVNPGRPSKIHVQQKDGLKILPQVNHDEHTSSQLSFPCSIDS 156
S+ K N GS G + K H QQK+ P ++H+S+ + S
Sbjct: 584 SSVIKHANQNHLSGSYIGKGDMPNSPKHHFQQKECRHNSPFEGLNKHSSTGFGSHSNSSS 643
Query: 155 PIPVVKSTEKFDLC 114
+ K T+ D C
Sbjct: 644 QRCLSKLTDSIDCC 657
>ref|XP_010239363.1| PREDICTED: uncharacterized protein LOC100844029 [Brachypodium
distachyon] gi|721612771|ref|XP_010239368.1| PREDICTED:
uncharacterized protein LOC100844029 [Brachypodium
distachyon] gi|944081259|gb|KQK16611.1| hypothetical
protein BRADI_1g29510 [Brachypodium distachyon]
gi|944081260|gb|KQK16612.1| hypothetical protein
BRADI_1g29510 [Brachypodium distachyon]
gi|944081261|gb|KQK16613.1| hypothetical protein
BRADI_1g29510 [Brachypodium distachyon]
Length = 1134
Score = 58.5 bits (140), Expect = 6e-06
Identities = 70/222 (31%), Positives = 94/222 (42%), Gaps = 38/222 (17%)
Frame = -2
Query: 761 GVSNDCSISGSYWSEGLDVHADSSTERAQCSHEACSSNDFRPVLSGKRGREARKP----- 597
G SND S S S+ + + S TER QCS EACSS F PV SG+ +++RK
Sbjct: 364 GDSNDPFGSSSCCSKDV-TDSTSHTERVQCSSEACSSKTFLPVSSGRSSKKSRKTSSCSN 422
Query: 596 -TARTR-----------KDNH-PVWQMVQKMENRRYINKPKNDDAVSAKA--DT----PS 474
TA TR KDN VWQ V+K++ P V A A DT S
Sbjct: 423 LTATTRVVGANRHRQSGKDNSVSVWQKVEKLDK----ENPSRAGRVVASAVQDTIALEDS 478
Query: 473 KDSGARARVNASSGLNQKE------------KTGKHLYSYETVSETSKSSEINAKKEHIS 330
K S R+ G + K+ K L S + S ++ ++ +S
Sbjct: 479 KHSPNRSVDKQQCGKSWKQHSPDDVVETRLTKENDTLNSCQPFSRGIHKKQMPFQQTSVS 538
Query: 329 ISKQVNHLPRK--GSRNGTVNPGRPSKIHVQQKDGLKILPQV 210
K + PR S+NG + SK H QQ +GL +L V
Sbjct: 539 PKKGCSQSPRNHYASKNGI---PKTSKNHTQQIEGLPMLQPV 577