Berkeley Structural Genomics Center

Target info for 1322B

This target is gi number 15669898 from Methanococcus jannaschii.

This gene has the annotation "Type I restriction-modification enzyme, S subunit".

The target was selected as part of JMC's third set.

Available sections:


Experimental status of 1322B

Note: Dates prior to 10/24/01 may be inaccurate, due to conversion from a record-keeping system which tracked only the last experimental date, to a new system which keeps track of all dates. The user is the person who entered the data, not the person who did the experiment. This will also change in the future.

ExperimentResultUserExperiment Date
SelectedDonejmc2002-11-07
ClonedDoneblgold2004-03-12
Expression testedDoneblgold2004-03-12
Solubility testedSr_kim2004-06-04
PurifiedDoner_kim2004-06-04
CrystallizedDonedhshin2004-06-09
Diffraction quality crystalsDonedhshin2004-06-16
Native diffraction dataDonedhshin2004-06-16
Phasing diffraction dataDonedhshin2004-06-16
Traceable mapDonedhshin2004-08-05
Crystal structureDonedhshin2004-08-25
In PDB1YF2dhshin2004-12-30

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Potential MP Homologues of 1322B

MP genelog10(PSIBLAST E)% identical% coverage (of MP gene)
MP066 / MPN089-39.4015.2278.82
MP204 / MPN638-42.2217.6096.24
MP227 / MPN615-32.0020.3160.24
MP335 / MPN507-44.0017.8692.24
MP471 / MPN365-33.2219.7062.12
MP493 / MPN343-31.3018.9462.12
MP545 / MPN290-17.3018.5529.18
MP546 / MPN289-18.0011.9649.18
MP550 / MPN285-30.7018.3660.24
MP630 / MPN201-30.7019.9260.24

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1322B DNA sequence

ATGTTCTATAAAGAAGAGAATTTTAAAAAAACAGAGATTGGAGAGATTCCAGAGGATTGGGAGATTGTTGAGCTAAAGGA
TGTTTGTAAAAAAATAAAAGCAGGAGGAACACCAAAAACCAGTGTAGAAGAATATTATAAAAATGGGACTATTCCATTTG
TTAAAATTGAAGATATAACCAATTCAAATAAATATTTAACCAATACAAAAATAAAAATAACTGAAGAAGGTTTAAATAAT
TCCAATGCGTGGATAGTTCCGAAAAATTCTGTATTATTTGCTATGTATGGAAGTATTGGAGAAACAGCAATAAATAAAAT
AGAAGTAGCCACAAATCAAGCAATTTTAGGGATAATACCAAAAGATAATATTTTAGAAAGTGAATTTTTGTATTATATTT
TAGCTAAAAATAAAAATTATTACTCTAAGTTAGGAATGCAAACAACACAGAAAAATTTGAATGCTCAAATAGTAAAAAGT
TTTAAAATCCCTCTCCCTCCATTAGAAGAGCAAAAACAAATAGCTAAAATTTTAACTAAAATTGATGAAGGTATTGAGAT
TATTGAGAAATCAATTAATAAATTGGAGAGGATTAAAAAGGGTTTAATGCATAAATTATTAACTAAGGGAATAGGGCATA
GTAGATTTAAAAAATCTGAGATTGGGGAGATTCCAGAGGATTGGGAAGTTTTTGAGATTAAAGATATATTTGAAGTAAAA
ACGGGAACTACCCCATCAACTAAAAAATCAGAATATTGGGAAAATGGAGAAATAAATTGGATAACACCATTGGATTTAAG
CAGGTTAAATGAAAAAATCTATATTGGAAGTAGTGAAAGAAAAGTAACAAAAATAGCATTAGAAAAGTGTAACTTAAATT
TAATTCCAAAAGGTTCAATTATTATATCAACAAGAGCACCAGTTGGGTATGTTGCAGTTTTAACTGTAGAATCTACATTT
AATCAAGGTTGCAAGGGATTATTCCAAAAAAATAACGATTCGGTTAATACTGAATTTTATGCTTATTATTTAAAGTTTAA
AAAAAATTTACTTGAAAATCTAAGTGGGGGAAGCACTTTTAAAGAATTATCAAAATCTATGCTTGAAAACTTTAAAATCC
CTCTCCCTCCTTTAGAAGAGCAAAAACAAATAGCTAAAATATTAAGTTCAGTAGATAAAAGCATAGAATTGAAAAAACAA
AAGAAAGAAAAACTACAAAGAATGAAAAAGAAAATTATGGAGTTATTATTAACTGGAAAAGTTAGAGTAAAAACTTAG

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1322B Codon Usage

(426 codons)
fields: [triplet] [frequency: per thousand] ([number])

UUU30.5(  13)  UCU11.7(   5)  UAU32.9(  14)  UGU4.7(   2)  
UUC4.7(   2)  UCC2.3(   1)  UAC2.3(   1)  UGC2.3(   1)  
UUA63.4(  27)  UCA18.8(   8)  UAA0.0(   0)  UGA0.0(   0)  
UUG11.7(   5)  UCG2.3(   1)  UAG2.3(   1)  UGG11.7(   5)  

CUU4.7(   2)  CCU11.7(   5)  CAU4.7(   2)  CGU0.0(   0)  
CUC4.7(   2)  CCC0.0(   0)  CAC0.0(   0)  CGC0.0(   0)  
CUA7.0(   3)  CCA23.5(  10)  CAA25.8(  11)  CGA0.0(   0)  
CUG0.0(   0)  CCG2.3(   1)  CAG2.3(   1)  CGG0.0(   0)  

AUU56.3(  24)  ACU25.8(  11)  AAU61.0(  26)  AGU21.1(   9)  
AUC7.0(   3)  ACC9.4(   4)  AAC7.0(   3)  AGC7.0(   3)  
AUA46.9(  20)  ACA25.8(  11)  AAA126.8(  54)  AGA11.7(   5)  
AUG16.4(   7)  ACG2.3(   1)  AAG21.1(   9)  AGG4.7(   2)  

GUU23.5(  10)  GCU14.1(   6)  GAU23.5(  10)  GGU11.7(   5)  
GUC0.0(   0)  GCC2.3(   1)  GAC0.0(   0)  GGC0.0(   0)  
GUA21.1(   9)  GCA14.1(   6)  GAA65.7(  28)  GGA30.5(  13)  
GUG0.0(   0)  GCG2.3(   1)  GAG37.6(  16)  GGG14.1(   6)  

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1322B Potential Cloning Problems

No UGA codons or (bad) restriction sites!

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1322B Automatically Selected Primers

Note: These were generated using Hisao's algorithm, and do not take into account possible mispriming, self-complementarity, or requirements for mutations anywhere in the sequences. The -R1 primers are for the N-terminal end, and begin with an NdeI restriction site (CATATG). The -R2 primers are for the C-terminal end, and begin with a BamHI site (GGATCC) if the target has no other BamHI sites. If the target does have a BamHI site, the -R2 primer wil begin with a BglII site (AGATCT), unless the target has no BglII sites. If the target has both sites, the design program gives up and doesn't prepend a restriction site to the -R2 primer!

Predicted Tm was obtained using the Tm determination tool at the Virtual Genome Center.

Primer IDPredicted Tmsequence
1322B-R160.00CATATGTTCTATAAAGAAGAGAATTTTAAAAAAACA
1322B-R261.00GGATCCTTAAGTTTTTACTCTAACTTTTCCAGTTAATAATAACTC
1322B-R1063.20GGCGGTGGTGGCGGCATGTTCTATAAAGAAGAGAATTTTAAAAAAACAGAGA
1322B-R1163.30GTTCTTCTCCTTTGCGCCCCTAAGTTTTTACTCTAACTTTTCCAGTTAATAATAACTCC

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1322B Translation

Note: This was generated using the standard codon usage table; UGA codons in MP/MP genes will show up as terminators ("*")

atgttctataaagaagagaattttaaaaaaacagagattggagagattccagaggattgg
 M  F  Y  K  E  E  N  F  K  K  T  E  I  G  E  I  P  E  D  W 
gagattgttgagctaaaggatgtttgtaaaaaaataaaagcaggaggaacaccaaaaacc
 E  I  V  E  L  K  D  V  C  K  K  I  K  A  G  G  T  P  K  T 
agtgtagaagaatattataaaaatgggactattccatttgttaaaattgaagatataacc
 S  V  E  E  Y  Y  K  N  G  T  I  P  F  V  K  I  E  D  I  T 
aattcaaataaatatttaaccaatacaaaaataaaaataactgaagaaggtttaaataat
 N  S  N  K  Y  L  T  N  T  K  I  K  I  T  E  E  G  L  N  N 
tccaatgcgtggatagttccgaaaaattctgtattatttgctatgtatggaagtattgga
 S  N  A  W  I  V  P  K  N  S  V  L  F  A  M  Y  G  S  I  G 
gaaacagcaataaataaaatagaagtagccacaaatcaagcaattttagggataatacca
 E  T  A  I  N  K  I  E  V  A  T  N  Q  A  I  L  G  I  I  P 
aaagataatattttagaaagtgaatttttgtattatattttagctaaaaataaaaattat
 K  D  N  I  L  E  S  E  F  L  Y  Y  I  L  A  K  N  K  N  Y 
tactctaagttaggaatgcaaacaacacagaaaaatttgaatgctcaaatagtaaaaagt
 Y  S  K  L  G  M  Q  T  T  Q  K  N  L  N  A  Q  I  V  K  S 
tttaaaatccctctccctccattagaagagcaaaaacaaatagctaaaattttaactaaa
 F  K  I  P  L  P  P  L  E  E  Q  K  Q  I  A  K  I  L  T  K 
attgatgaaggtattgagattattgagaaatcaattaataaattggagaggattaaaaag
 I  D  E  G  I  E  I  I  E  K  S  I  N  K  L  E  R  I  K  K 
ggtttaatgcataaattattaactaagggaatagggcatagtagatttaaaaaatctgag
 G  L  M  H  K  L  L  T  K  G  I  G  H  S  R  F  K  K  S  E 
attggggagattccagaggattgggaagtttttgagattaaagatatatttgaagtaaaa
 I  G  E  I  P  E  D  W  E  V  F  E  I  K  D  I  F  E  V  K 
acgggaactaccccatcaactaaaaaatcagaatattgggaaaatggagaaataaattgg
 T  G  T  T  P  S  T  K  K  S  E  Y  W  E  N  G  E  I  N  W 
ataacaccattggatttaagcaggttaaatgaaaaaatctatattggaagtagtgaaaga
 I  T  P  L  D  L  S  R  L  N  E  K  I  Y  I  G  S  S  E  R 
aaagtaacaaaaatagcattagaaaagtgtaacttaaatttaattccaaaaggttcaatt
 K  V  T  K  I  A  L  E  K  C  N  L  N  L  I  P  K  G  S  I 
attatatcaacaagagcaccagttgggtatgttgcagttttaactgtagaatctacattt
 I  I  S  T  R  A  P  V  G  Y  V  A  V  L  T  V  E  S  T  F 
aatcaaggttgcaagggattattccaaaaaaataacgattcggttaatactgaattttat
 N  Q  G  C  K  G  L  F  Q  K  N  N  D  S  V  N  T  E  F  Y 
gcttattatttaaagtttaaaaaaaatttacttgaaaatctaagtgggggaagcactttt
 A  Y  Y  L  K  F  K  K  N  L  L  E  N  L  S  G  G  S  T  F 
aaagaattatcaaaatctatgcttgaaaactttaaaatccctctccctcctttagaagag
 K  E  L  S  K  S  M  L  E  N  F  K  I  P  L  P  P  L  E  E 
caaaaacaaatagctaaaatattaagttcagtagataaaagcatagaattgaaaaaacaa
 Q  K  Q  I  A  K  I  L  S  S  V  D  K  S  I  E  L  K  K  Q 
aagaaagaaaaactacaaagaatgaaaaagaaaattatggagttattattaactggaaaa
 K  K  E  K  L  Q  R  M  K  K  K  I  M  E  L  L  L  T  G  K 
gttagagtaaaaacttag
 V  R  V  K  T  * 

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1322B AA Sequence

MFYKEENFKKTEIGEIPEDWEIVELKDVCKKIKAGGTPKTSVEEYYKNGTIPFVKIEDITNSNKYLTNTKIKITEEGLNN
SNAWIVPKNSVLFAMYGSIGETAINKIEVATNQAILGIIPKDNILESEFLYYILAKNKNYYSKLGMQTTQKNLNAQIVKS
FKIPLPPLEEQKQIAKILTKIDEGIEIIEKSINKLERIKKGLMHKLLTKGIGHSRFKKSEIGEIPEDWEVFEIKDIFEVK
TGTTPSTKKSEYWENGEINWITPLDLSRLNEKIYIGSSERKVTKIALEKCNLNLIPKGSIIISTRAPVGYVAVLTVESTF
NQGCKGLFQKNNDSVNTEFYAYYLKFKKNLLENLSGGSTFKELSKSMLENFKIPLPPLEEQKQIAKILSSVDKSIELKKQ
KKEKLQRMKKKIMELLLTGKVRVKT

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1322B Protein Parameters

This information was obtained using the Protein Parameters tool on the ExPASy Molecular Biology Server.

Number of amino acids: 425

Molecular weight: 48567.6

Theoretical pI: 9.30

Amino acid composition:

Ala (A)  14	  3.3%
Arg (R)   7	  1.6%
Asn (N)  29	  6.8%
Asp (D)  10	  2.4%
Cys (C)   3	  0.7%
Gln (Q)  12	  2.8%
Glu (E)  44	 10.4%
Gly (G)  24	  5.6%
His (H)   2	  0.5%
Ile (I)  47	 11.1%
Leu (L)  39	  9.2%
Lys (K)  63	 14.8%
Met (M)   7	  1.6%
Phe (F)  15	  3.5%
Pro (P)  16	  3.8%
Ser (S)  27	  6.4%
Thr (T)  27	  6.4%
Trp (W)   5	  1.2%
Tyr (Y)  15	  3.5%
Val (V)  19	  4.5%

Asx (B)   0	  0.0%
Glx (Z)   0	  0.0%
Xaa (X)   0	  0.0%

Total number of negatively charged residues (Asp + Glu): 54
Total number of positively charged residues (Arg + Lys): 70

Atomic composition:

Carbon      C	      2207
Hydrogen    H	      3577
Nitrogen    N	       559
Oxygen      O	       644
Sulfur      S	        10

Formula: C2207H3577N559O644S10
Total number of atoms: 6997

Extinction coefficients:

Conditions: 6.0 M guanidium hydrochloride
            0.02 M phosphate buffer
            pH 6.5

Extinction coefficients are in units of  M-1 cm-1 .

The first table lists values computed assuming ALL Cys 
residues appear as half cystines, whereas the second table 
assumes that NONE do. 

                      276     278     279     280     282
                       nm      nm      nm      nm      nm
Ext. coefficient    48895   49127   48595   47770   46120
Abs 0.1% (=1 g/l)   1.007   1.012   1.001   0.984   0.950



                      276     278     279     280     282
                       nm      nm      nm      nm      nm
Ext. coefficient    48750   49000   48475   47650   46000
Abs 0.1% (=1 g/l)   1.004   1.009   0.998   0.981   0.947


Estimated half-life:

The N-terminal of the sequence considered is M (Met).

The estimated half-life is: 30 hours (mammalian reticulocytes, in vitro).
                            >20 hours (yeast, in vivo).
                            >10 hours (Escherichia coli, in vivo).


Instability index:

The instability index (II) is computed to be 33.56
This classifies the protein as stable.



Aliphatic index: 95.18

Grand average of hydropathicity (GRAVY): -0.443

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