Fungal Genome Collection
University of Nebraska Lincoln
School of Biological Sciences and Center for Plant Science Innovation
Home About FGC Use Cases Species List


UniProt_SwissProt BLAST: Single locus
Species:
Saccharomyces cerevisiae S288C
Locus:
YBL099W
Length:
545
Number of sequences:
5887
Description:
YBL099W ATP1 SGDID:S000000195, Chr II from 37053-38690, Genome Release 64-1-1, Verified ORF, "Alpha subunit of the F1 sector of mitochondrial F1F0 ATP synthase, which is a large, evolutionarily conserved enzyme complex required for ATP synthesis; phosphorylated"
rec.SubjectHit LengthDescriptionAlign.LenE valueBit score% ident.  % pos.GO associations
271Q20EV9    498   ATPA_OLTVI ATP synthase subunit alpha, chloro...4990     598     61     75GO:0009535; C:chloroplast thylakoid membrane; IEA:UniProtKB-SubCell.::GO:0045261; C:proton-transporting ATP synthase complex, catalytic core F(1); IEA:UniProtKB-KW.
GO:0005524; F:ATP binding; IEA:UniProtKB-KW.::GO:0046933; F:hydrogen ion transporting ATP synthase activity, rotational mechanism; IEA:InterPro.::GO:0046961; F:proton-transporting ATPase activity, rotational mechanism; IEA:InterPro.
GO:0015991; P:ATP hydrolysis coupled proton transport; IEA:InterPro.::GO:0015986; P:ATP synthesis coupled proton transport; IEA:InterPro.
272A4QK90    507   ATPA_BARVE ATP synthase subunit alpha, chloro...5020     598     60     74GO:0009535; C:chloroplast thylakoid membrane; IEA:UniProtKB-SubCell.::GO:0045261; C:proton-transporting ATP synthase complex, catalytic core F(1); IEA:UniProtKB-KW.
GO:0005524; F:ATP binding; IEA:UniProtKB-KW.::GO:0046933; F:hydrogen ion transporting ATP synthase activity, rotational mechanism; IEA:InterPro.::GO:0046961; F:proton-transporting ATPase activity, rotational mechanism; IEA:InterPro.
GO:0015991; P:ATP hydrolysis coupled proton transport; IEA:InterPro.::GO:0015986; P:ATP synthesis coupled proton transport; IEA:InterPro.
273A4QL04    507   ATPA_DRANE ATP synthase subunit alpha, chloro...5020     598     59     75GO:0009535; C:chloroplast thylakoid membrane; IEA:UniProtKB-SubCell.::GO:0045261; C:proton-transporting ATP synthase complex, catalytic core F(1); IEA:UniProtKB-KW.
GO:0005524; F:ATP binding; IEA:UniProtKB-KW.::GO:0046933; F:hydrogen ion transporting ATP synthase activity, rotational mechanism; IEA:InterPro.::GO:0046961; F:proton-transporting ATPase activity, rotational mechanism; IEA:InterPro.
GO:0015991; P:ATP hydrolysis coupled proton transport; IEA:InterPro.::GO:0015986; P:ATP synthesis coupled proton transport; IEA:InterPro.
274Q3AZM1    506   ATPA_SYNS9 ATP synthase subunit alpha OS=Syne...5050     598     59     75GO:0045261; C:proton-transporting ATP synthase complex, catalytic core F(1); IEA:UniProtKB-KW.::GO:0042651; C:thylakoid membrane; IEA:UniProtKB-SubCell.
GO:0005524; F:ATP binding; IEA:UniProtKB-KW.::GO:0046933; F:hydrogen ion transporting ATP synthase activity, rotational mechanism; IEA:InterPro.::GO:0046961; F:proton-transporting ATPase activity, rotational mechanism; IEA:InterPro.
GO:0015991; P:ATP hydrolysis coupled proton transport; IEA:InterPro.::GO:0015986; P:ATP synthesis coupled proton transport; IEA:InterPro.
275Q9BBS3    510   ATPA_LOTJA ATP synthase subunit alpha, chloro...5020     598     60     74GO:0009535; C:chloroplast thylakoid membrane; IEA:UniProtKB-SubCell.::GO:0045261; C:proton-transporting ATP synthase complex, catalytic core F(1); IEA:UniProtKB-KW.
GO:0005524; F:ATP binding; IEA:UniProtKB-KW.::GO:0046933; F:hydrogen ion transporting ATP synthase activity, rotational mechanism; IEA:InterPro.::GO:0046961; F:proton-transporting ATPase activity, rotational mechanism; IEA:InterPro.
GO:0015991; P:ATP hydrolysis coupled proton transport; IEA:InterPro.::GO:0015986; P:ATP synthesis coupled proton transport; IEA:InterPro.
276Q2GIG2    506   ATPA_ANAPZ ATP synthase subunit alpha OS=Anap...5000     598     60     75GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.::GO:0045261; C:proton-transporting ATP synthase complex, catalytic core F(1); IEA:UniProtKB-KW.
GO:0005524; F:ATP binding; IEA:UniProtKB-KW.::GO:0046933; F:hydrogen ion transporting ATP synthase activity, rotational mechanism; IEA:InterPro.::GO:0046961; F:proton-transporting ATPase activity, rotational mechanism; IEA:InterPro.
GO:0015991; P:ATP hydrolysis coupled proton transport; IEA:InterPro.::GO:0015986; P:ATP synthesis coupled proton transport; IEA:InterPro.
277A7Y3A4    507   ATPA_IPOPU ATP synthase subunit alpha, chloro...5050     598     59     74GO:0009535; C:chloroplast thylakoid membrane; IEA:UniProtKB-SubCell.::GO:0045261; C:proton-transporting ATP synthase complex, catalytic core F(1); IEA:UniProtKB-KW.
GO:0005524; F:ATP binding; IEA:UniProtKB-KW.::GO:0046933; F:hydrogen ion transporting ATP synthase activity, rotational mechanism; IEA:InterPro.::GO:0046961; F:proton-transporting ATPase activity, rotational mechanism; IEA:InterPro.
GO:0015991; P:ATP hydrolysis coupled proton transport; IEA:InterPro.::GO:0015986; P:ATP synthesis coupled proton transport; IEA:InterPro.
278B1NWD5    507   ATPA_MANES ATP synthase subunit alpha, chloro...4960     598     60     75GO:0009535; C:chloroplast thylakoid membrane; IEA:UniProtKB-SubCell.::GO:0045261; C:proton-transporting ATP synthase complex, catalytic core F(1); IEA:UniProtKB-KW.
GO:0005524; F:ATP binding; IEA:UniProtKB-KW.::GO:0046933; F:hydrogen ion transporting ATP synthase activity, rotational mechanism; IEA:InterPro.::GO:0046961; F:proton-transporting ATPase activity, rotational mechanism; IEA:InterPro.
GO:0015991; P:ATP hydrolysis coupled proton transport; IEA:InterPro.::GO:0015986; P:ATP synthesis coupled proton transport; IEA:InterPro.
279Q3AHK5    506   ATPA_SYNSC ATP synthase subunit alpha OS=Syne...5050     597     59     75GO:0045261; C:proton-transporting ATP synthase complex, catalytic core F(1); IEA:UniProtKB-KW.::GO:0042651; C:thylakoid membrane; IEA:UniProtKB-SubCell.
GO:0005524; F:ATP binding; IEA:UniProtKB-KW.::GO:0046933; F:hydrogen ion transporting ATP synthase activity, rotational mechanism; IEA:InterPro.::GO:0046961; F:proton-transporting ATPase activity, rotational mechanism; IEA:InterPro.
GO:0015991; P:ATP hydrolysis coupled proton transport; IEA:InterPro.::GO:0015986; P:ATP synthesis coupled proton transport; IEA:InterPro.
280A8FIB4    502   ATPA_BACP2 ATP synthase subunit alpha OS=Baci...5090     597     57     75GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.::GO:0045261; C:proton-transporting ATP synthase complex, catalytic core F(1); IEA:UniProtKB-KW.
GO:0005524; F:ATP binding; IEA:UniProtKB-KW.::GO:0046933; F:hydrogen ion transporting ATP synthase activity, rotational mechanism; IEA:InterPro.::GO:0046961; F:proton-transporting ATPase activity, rotational mechanism; IEA:InterPro.
GO:0015991; P:ATP hydrolysis coupled proton transport; IEA:InterPro.::GO:0015986; P:ATP synthesis coupled proton transport; IEA:InterPro.
281Q6YXK3    507   ATPA_PHYPA ATP synthase subunit alpha, chloro...5070     597     60     73GO:0009535; C:chloroplast thylakoid membrane; IEA:UniProtKB-SubCell.::GO:0045261; C:proton-transporting ATP synthase complex, catalytic core F(1); IEA:UniProtKB-KW.
GO:0005524; F:ATP binding; IEA:UniProtKB-KW.::GO:0046933; F:hydrogen ion transporting ATP synthase activity, rotational mechanism; IEA:InterPro.::GO:0046961; F:proton-transporting ATPase activity, rotational mechanism; IEA:InterPro.
GO:0015991; P:ATP hydrolysis coupled proton transport; IEA:InterPro.::GO:0015986; P:ATP synthesis coupled proton transport; IEA:InterPro.
282Q8DLP3    503   ATPA_THEEB ATP synthase subunit alpha OS=Ther...5050     597     59     74GO:0045261; C:proton-transporting ATP synthase complex, catalytic core F(1); IEA:UniProtKB-KW.::GO:0042651; C:thylakoid membrane; IEA:UniProtKB-SubCell.
GO:0005524; F:ATP binding; IEA:UniProtKB-KW.::GO:0046933; F:hydrogen ion transporting ATP synthase activity, rotational mechanism; IEA:InterPro.::GO:0046961; F:proton-transporting ATPase activity, rotational mechanism; IEA:InterPro.
GO:0015991; P:ATP hydrolysis coupled proton transport; IEA:InterPro.::GO:0015986; P:ATP synthesis coupled proton transport; IEA:InterPro.
283B7GMF5    507   ATPA_ANOFW ATP synthase subunit alpha OS=Anox...5140     597     57     75GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.::GO:0045261; C:proton-transporting ATP synthase complex, catalytic core F(1); IEA:UniProtKB-KW.
GO:0005524; F:ATP binding; IEA:UniProtKB-KW.::GO:0046933; F:hydrogen ion transporting ATP synthase activity, rotational mechanism; IEA:InterPro.::GO:0046961; F:proton-transporting ATPase activity, rotational mechanism; IEA:InterPro.
GO:0015991; P:ATP hydrolysis coupled proton transport; IEA:InterPro.::GO:0015986; P:ATP synthesis coupled proton transport; IEA:InterPro.
284P29706    500   ATPA_PROMO ATP synthase subunit alpha, sodium...5070     596     59     74GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.::GO:0045261; C:proton-transporting ATP synthase complex, catalytic core F(1); IEA:UniProtKB-KW.
GO:0005524; F:ATP binding; IEA:UniProtKB-KW.::GO:0046933; F:hydrogen ion transporting ATP synthase activity, rotational mechanism; IEA:InterPro.::GO:0046961; F:proton-transporting ATPase activity, rotational mechanism; IEA:InterPro.
GO:0015991; P:ATP hydrolysis coupled proton transport; IEA:InterPro.::GO:0015986; P:ATP synthesis coupled proton transport; IEA:InterPro.::GO:0006814; P:sodium ion transport; IEA:UniProtKB-KW.
285Q05372    503   ATPA_SYNP1 ATP synthase subunit alpha OS=Syne...5050     597     59     74GO:0045261; C:proton-transporting ATP synthase complex, catalytic core F(1); IEA:UniProtKB-KW.::GO:0042651; C:thylakoid membrane; IEA:UniProtKB-SubCell.
GO:0005524; F:ATP binding; IEA:UniProtKB-KW.::GO:0046933; F:hydrogen ion transporting ATP synthase activity, rotational mechanism; IEA:InterPro.::GO:0046961; F:proton-transporting ATPase activity, rotational mechanism; IEA:InterPro.
GO:0015991; P:ATP hydrolysis coupled proton transport; IEA:InterPro.::GO:0015986; P:ATP synthesis coupled proton transport; IEA:InterPro.
286Q8EM81    503   ATPA_OCEIH ATP synthase subunit alpha OS=HTE8...5020     596     58     75GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.::GO:0045261; C:proton-transporting ATP synthase complex, catalytic core F(1); IEA:UniProtKB-KW.
GO:0005524; F:ATP binding; IEA:UniProtKB-KW.::GO:0046933; F:hydrogen ion transporting ATP synthase activity, rotational mechanism; IEA:InterPro.::GO:0046961; F:proton-transporting ATPase activity, rotational mechanism; IEA:InterPro.
GO:0015991; P:ATP hydrolysis coupled proton transport; IEA:InterPro.::GO:0015986; P:ATP synthesis coupled proton transport; IEA:InterPro.
287A7M8Y9    507   ATPA_CUSGR ATP synthase subunit alpha, plasti...4970     597     60     74GO:0042170; C:plastid membrane; IEA:UniProtKB-SubCell.::GO:0045261; C:proton-transporting ATP synthase complex, catalytic core F(1); IEA:UniProtKB-KW.
GO:0005524; F:ATP binding; IEA:UniProtKB-KW.::GO:0046933; F:hydrogen ion transporting ATP synthase activity, rotational mechanism; IEA:InterPro.::GO:0046961; F:proton-transporting ATPase activity, rotational mechanism; IEA:InterPro.
GO:0015991; P:ATP hydrolysis coupled proton transport; IEA:InterPro.::GO:0015986; P:ATP synthesis coupled proton transport; IEA:InterPro.
288A9L981    507   ATPA_LEMMI ATP synthase subunit alpha, chloro...5020     597     60     74GO:0009535; C:chloroplast thylakoid membrane; IEA:UniProtKB-SubCell.::GO:0045261; C:proton-transporting ATP synthase complex, catalytic core F(1); IEA:UniProtKB-KW.
GO:0005524; F:ATP binding; IEA:UniProtKB-KW.::GO:0046933; F:hydrogen ion transporting ATP synthase activity, rotational mechanism; IEA:InterPro.::GO:0046961; F:proton-transporting ATPase activity, rotational mechanism; IEA:InterPro.
GO:0015991; P:ATP hydrolysis coupled proton transport; IEA:InterPro.::GO:0015986; P:ATP synthesis coupled proton transport; IEA:InterPro.
289Q1AVH7    526   ATPA_RUBXD ATP synthase subunit alpha OS=Rubr...5110     597     57     75GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.::GO:0045261; C:proton-transporting ATP synthase complex, catalytic core F(1); IEA:UniProtKB-KW.
GO:0005524; F:ATP binding; IEA:UniProtKB-KW.::GO:0046933; F:hydrogen ion transporting ATP synthase activity, rotational mechanism; IEA:InterPro.::GO:0046961; F:proton-transporting ATPase activity, rotational mechanism; IEA:InterPro.
GO:0015991; P:ATP hydrolysis coupled proton transport; IEA:InterPro.::GO:0015986; P:ATP synthesis coupled proton transport; IEA:InterPro.
290A3DIM7    506   ATPA_CLOTH ATP synthase subunit alpha OS=Clos...5020     596     58     76GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.::GO:0045261; C:proton-transporting ATP synthase complex, catalytic core F(1); IEA:UniProtKB-KW.
GO:0005524; F:ATP binding; IEA:UniProtKB-KW.::GO:0046933; F:hydrogen ion transporting ATP synthase activity, rotational mechanism; IEA:InterPro.::GO:0046961; F:proton-transporting ATPase activity, rotational mechanism; IEA:InterPro.
GO:0015991; P:ATP hydrolysis coupled proton transport; IEA:InterPro.::GO:0015986; P:ATP synthesis coupled proton transport; IEA:InterPro.
291P37808    502   ATPA_BACSU ATP synthase subunit alpha OS=Baci...5090     596     58     75GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.::GO:0045261; C:proton-transporting ATP synthase complex, catalytic core F(1); IEA:UniProtKB-KW.
GO:0005524; F:ATP binding; IEA:UniProtKB-KW.::GO:0046933; F:hydrogen ion transporting ATP synthase activity, rotational mechanism; IEA:InterPro.::GO:0046961; F:proton-transporting ATPase activity, rotational mechanism; IEA:InterPro.
GO:0015991; P:ATP hydrolysis coupled proton transport; IEA:InterPro.::GO:0015986; P:ATP synthesis coupled proton transport; IEA:InterPro.
292A8W3H5    507   ATPA_CUSOB ATP synthase subunit alpha, plasti...4970     596     60     74GO:0042170; C:plastid membrane; IEA:UniProtKB-SubCell.::GO:0045261; C:proton-transporting ATP synthase complex, catalytic core F(1); IEA:UniProtKB-KW.
GO:0005524; F:ATP binding; IEA:UniProtKB-KW.::GO:0046933; F:hydrogen ion transporting ATP synthase activity, rotational mechanism; IEA:InterPro.::GO:0046961; F:proton-transporting ATPase activity, rotational mechanism; IEA:InterPro.
GO:0015991; P:ATP hydrolysis coupled proton transport; IEA:InterPro.::GO:0015986; P:ATP synthesis coupled proton transport; IEA:InterPro.
293P12405    506   ATPA_NOSS1 ATP synthase subunit alpha OS=Nost...5090     595     58     74GO:0045261; C:proton-transporting ATP synthase complex, catalytic core F(1); IEA:UniProtKB-KW.::GO:0042651; C:thylakoid membrane; IEA:UniProtKB-SubCell.
GO:0005524; F:ATP binding; IEA:UniProtKB-KW.::GO:0046933; F:hydrogen ion transporting ATP synthase activity, rotational mechanism; IEA:InterPro.::GO:0046961; F:proton-transporting ATPase activity, rotational mechanism; IEA:InterPro.
GO:0015991; P:ATP hydrolysis coupled proton transport; IEA:InterPro.::GO:0015986; P:ATP synthesis coupled proton transport; IEA:InterPro.
294A4GGB2    510   ATPA_PHAVU ATP synthase subunit alpha, chloro...5020     595     60     74GO:0009535; C:chloroplast thylakoid membrane; IEA:UniProtKB-SubCell.::GO:0045261; C:proton-transporting ATP synthase complex, catalytic core F(1); IEA:UniProtKB-KW.
GO:0005524; F:ATP binding; IEA:UniProtKB-KW.::GO:0046933; F:hydrogen ion transporting ATP synthase activity, rotational mechanism; IEA:InterPro.::GO:0046961; F:proton-transporting ATPase activity, rotational mechanism; IEA:InterPro.
GO:0015991; P:ATP hydrolysis coupled proton transport; IEA:InterPro.::GO:0015986; P:ATP synthesis coupled proton transport; IEA:InterPro.
295Q31RF1    505   ATPA_SYNE7 ATP synthase subunit alpha OS=Syne...4970     595     60     75GO:0045261; C:proton-transporting ATP synthase complex, catalytic core F(1); IEA:UniProtKB-KW.::GO:0042651; C:thylakoid membrane; IEA:UniProtKB-SubCell.
GO:0005524; F:ATP binding; IEA:UniProtKB-KW.::GO:0046933; F:hydrogen ion transporting ATP synthase activity, rotational mechanism; IEA:InterPro.::GO:0046961; F:proton-transporting ATPase activity, rotational mechanism; IEA:InterPro.
GO:0015991; P:ATP hydrolysis coupled proton transport; IEA:InterPro.::GO:0015986; P:ATP synthesis coupled proton transport; IEA:InterPro.
296P56294    506   ATPA_CHLVU ATP synthase subunit alpha, chloro...5100     595     59     74GO:0009535; C:chloroplast thylakoid membrane; IEA:UniProtKB-SubCell.::GO:0045261; C:proton-transporting ATP synthase complex, catalytic core F(1); IEA:UniProtKB-KW.
GO:0005524; F:ATP binding; IEA:UniProtKB-KW.::GO:0046933; F:hydrogen ion transporting ATP synthase activity, rotational mechanism; IEA:InterPro.::GO:0046961; F:proton-transporting ATPase activity, rotational mechanism; IEA:InterPro.
GO:0015991; P:ATP hydrolysis coupled proton transport; IEA:InterPro.::GO:0015986; P:ATP synthesis coupled proton transport; IEA:InterPro.
297Q37380    522   ATPAM_ACACA ATP synthase subunit alpha, mitoc...4860     596     59     77GO:0005743; C:mitochondrial inner membrane; IEA:UniProtKB-SubCell.::GO:0045261; C:proton-transporting ATP synthase complex, catalytic core F(1); IEA:UniProtKB-KW.
GO:0005524; F:ATP binding; IEA:UniProtKB-KW.::GO:0046933; F:hydrogen ion transporting ATP synthase activity, rotational mechanism; IEA:InterPro.::GO:0046961; F:proton-transporting ATPase activity, rotational mechanism; IEA:InterPro.
GO:0015991; P:ATP hydrolysis coupled proton transport; IEA:InterPro.::GO:0015986; P:ATP synthesis coupled proton transport; IEA:InterPro.
298P08449    505   ATPA_SYNP6 ATP synthase subunit alpha OS=(Ana...4970     595     60     75GO:0045261; C:proton-transporting ATP synthase complex, catalytic core F(1); IEA:UniProtKB-KW.::GO:0042651; C:thylakoid membrane; IEA:UniProtKB-SubCell.
GO:0005524; F:ATP binding; IEA:UniProtKB-KW.::GO:0046933; F:hydrogen ion transporting ATP synthase activity, rotational mechanism; IEA:InterPro.::GO:0046961; F:proton-transporting ATPase activity, rotational mechanism; IEA:InterPro.
GO:0015991; P:ATP hydrolysis coupled proton transport; IEA:InterPro.::GO:0015986; P:ATP synthesis coupled proton transport; IEA:InterPro.
299Q32RL1    505   ATPA_ZYGCR ATP synthase subunit alpha, chloro...5050     595     59     73GO:0009535; C:chloroplast thylakoid membrane; IEA:UniProtKB-SubCell.::GO:0045261; C:proton-transporting ATP synthase complex, catalytic core F(1); IEA:UniProtKB-KW.
GO:0005524; F:ATP binding; IEA:UniProtKB-KW.::GO:0046933; F:hydrogen ion transporting ATP synthase activity, rotational mechanism; IEA:InterPro.::GO:0046961; F:proton-transporting ATPase activity, rotational mechanism; IEA:InterPro.
GO:0015991; P:ATP hydrolysis coupled proton transport; IEA:InterPro.::GO:0015986; P:ATP synthesis coupled proton transport; IEA:InterPro.
300Q27S65    507   ATPA_SOLTU ATP synthase subunit alpha, chloro...5020     595     60     74GO:0009535; C:chloroplast thylakoid membrane; IEA:UniProtKB-SubCell.::GO:0045261; C:proton-transporting ATP synthase complex, catalytic core F(1); IEA:UniProtKB-KW.
GO:0005524; F:ATP binding; IEA:UniProtKB-KW.::GO:0046933; F:hydrogen ion transporting ATP synthase activity, rotational mechanism; IEA:InterPro.::GO:0046961; F:proton-transporting ATPase activity, rotational mechanism; IEA:InterPro.
GO:0015991; P:ATP hydrolysis coupled proton transport; IEA:InterPro.::GO:0015986; P:ATP synthesis coupled proton transport; IEA:InterPro.
301Q2MIB5    507   ATPA_SOLLC ATP synthase subunit alpha, chloro...5020     595     60     74GO:0009535; C:chloroplast thylakoid membrane; IEA:UniProtKB-SubCell.::GO:0045261; C:proton-transporting ATP synthase complex, catalytic core F(1); IEA:UniProtKB-KW.
GO:0005524; F:ATP binding; IEA:UniProtKB-KW.::GO:0046933; F:hydrogen ion transporting ATP synthase activity, rotational mechanism; IEA:InterPro.::GO:0046961; F:proton-transporting ATPase activity, rotational mechanism; IEA:InterPro.
GO:0015991; P:ATP hydrolysis coupled proton transport; IEA:InterPro.::GO:0015986; P:ATP synthesis coupled proton transport; IEA:InterPro.
records
Previous ‹‹ ›› Next Total records: 1000 271 - 300
Elimate unknown annotation:
Filter for keyword on hit description:
Select upper E value:
Select lower bit score:
Select lower %idenity value:
Select lower %positive value:
Taxonomic division:
Lower limit on hit length:
Lower limit on alignment length::