HEADER STRUCTURAL PROTEIN 25-MAY-12 2LTH TITLE NMR STRUCTURE OF MAJOR AMPULLATE SPIDROIN 1 N-TERMINAL DOMAIN AT PH TITLE 2 5.5 COMPND MOL_ID: 1; COMPND 2 MOLECULE: MAJOR AMPULLATE SPIDROIN 1; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: N-TERMINAL DOMAIN; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: EUPROSTHENOPS AUSTRALIS; SOURCE 3 ORGANISM_TAXID: 332052; SOURCE 4 GENE: MASP1; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3) KEYWDS STRUCTURAL PROTEIN EXPDTA SOLUTION NMR NUMMDL 20 AUTHOR M.OTIKOVS,K.JAUDZEMS,K.NORDLING,M.LANDREH,A.RISING,G.ASKARIEH, AUTHOR 2 S.KNIGHT,J.JOHANSSON REVDAT 4 15-MAY-24 2LTH 1 REMARK REVDAT 3 14-JUN-23 2LTH 1 REMARK SEQADV REVDAT 2 26-MAR-14 2LTH 1 JRNL REVDAT 1 27-NOV-13 2LTH 0 JRNL AUTH N.KRONQVIST,M.OTIKOVS,V.CHMYROV,G.CHEN,M.ANDERSSON, JRNL AUTH 2 K.NORDLING,M.LANDREH,M.SARR,H.JORNVALL,S.WENNMALM, JRNL AUTH 3 J.WIDENGREN,Q.MENG,A.RISING,D.OTZEN,S.D.KNIGHT,K.JAUDZEMS, JRNL AUTH 4 J.JOHANSSON JRNL TITL SEQUENTIAL PH-DRIVEN DIMERIZATION AND STABILIZATION OF THE JRNL TITL 2 N-TERMINAL DOMAIN ENABLES RAPID SPIDER SILK FORMATION. JRNL REF NAT COMMUN V. 5 3254 2014 JRNL REFN ESSN 2041-1723 JRNL PMID 24510122 JRNL DOI 10.1038/NCOMMS4254 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CYANA 2.1, CNS 1.2, CYANA 2.1 REMARK 3 AUTHORS : GUNTERT, MUMENTHALER AND WUTHRICH (CYANA), REMARK 3 BRUNGER, ADAMS, CLORE, GROS, NILGES AND READ (CNS), REMARK 3 GUNTERT, MUMENTHALER AND WUTHRICH (CYANA) REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2LTH COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 29-MAY-12. REMARK 100 THE DEPOSITION ID IS D_1000102813. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 298 REMARK 210 PH : 5.5 REMARK 210 IONIC STRENGTH : 0.04 REMARK 210 PRESSURE : AMBIENT REMARK 210 SAMPLE CONTENTS : 1.5 MM [U-99% 13C; U-99% 15N] REMARK 210 MAJOR AMPULLATE SPIDROIN 1, 5 % REMARK 210 [U-100% 2H] D2O, 0.03 % SODIUM REMARK 210 AZIDE, 20 MM SODIUM ACETATE, 20 REMARK 210 MM SODIUM CHLORIDE, 95% H2O/5% REMARK 210 D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D 1H-15N HSQC; 3D HNCA; 3D 1H REMARK 210 -13C NOESY ALIPHATIC; 3D 1H-13C REMARK 210 NOESY AROMATIC; 3D 1H-15N NOESY REMARK 210 SPECTROMETER FIELD STRENGTH : 600 MHZ REMARK 210 SPECTROMETER MODEL : INOVA REMARK 210 SPECTROMETER MANUFACTURER : VARIAN REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : VNMRJ 2.1B, CARA 1.9.0, TOPSPIN, REMARK 210 UNIO 2.0.2 REMARK 210 METHOD USED : TORSION ANGLE DYNAMICS, REMARK 210 SIMULATED ANNEALING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 100 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 20 REMARK 210 CONFORMERS, SELECTION CRITERIA : TARGET FUNCTION REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1 REMARK 210 REMARK 210 REMARK: NULL REMARK 215 REMARK 215 NMR STUDY REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION REMARK 215 NMR DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE THAT REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON REMARK 215 THESE RECORDS ARE MEANINGLESS. REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 OE2 GLU B 85 HZ3 LYS B 93 1.55 REMARK 500 HZ2 LYS A 65 OD1 ASP B 40 1.57 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 1 ASN A 4 82.36 69.87 REMARK 500 1 THR A 108 -82.14 -89.04 REMARK 500 1 GLN A 114 -64.67 103.77 REMARK 500 1 VAL A 135 33.82 36.97 REMARK 500 1 PRO B 9 2.23 -66.52 REMARK 500 1 THR B 108 -66.92 -91.52 REMARK 500 1 GLN B 114 -67.72 103.99 REMARK 500 2 SER A 62 149.95 -170.79 REMARK 500 2 VAL A 135 34.90 37.71 REMARK 500 2 PRO B 9 1.92 -67.37 REMARK 500 2 THR B 108 -64.39 -93.71 REMARK 500 2 VAL B 135 25.64 41.58 REMARK 500 3 THR A 7 10.75 53.55 REMARK 500 3 SER A 89 -167.68 -126.86 REMARK 500 3 SER A 102 20.78 -77.69 REMARK 500 3 VAL A 135 37.62 37.70 REMARK 500 3 THR B 7 17.35 50.93 REMARK 500 3 VAL B 135 21.73 42.21 REMARK 500 3 SER B 136 54.08 32.91 REMARK 500 4 SER A 2 81.70 55.59 REMARK 500 4 ARG A 60 31.27 -140.67 REMARK 500 4 THR A 108 -77.56 -94.25 REMARK 500 5 THR A 108 -78.42 -81.75 REMARK 500 5 HIS B 6 -79.82 -127.78 REMARK 500 5 ALA B 68 4.33 -69.65 REMARK 500 5 THR B 108 -71.47 -83.00 REMARK 500 5 VAL B 135 27.10 41.18 REMARK 500 6 SER A 83 -80.26 -63.84 REMARK 500 6 THR A 108 -71.06 -107.81 REMARK 500 6 ALA A 130 -71.57 -68.07 REMARK 500 6 VAL A 135 36.77 37.91 REMARK 500 6 SER B 83 -73.71 -62.76 REMARK 500 6 THR B 108 -71.78 -80.89 REMARK 500 6 VAL B 135 35.13 38.10 REMARK 500 7 THR A 108 -77.52 -94.88 REMARK 500 7 VAL A 135 84.31 40.02 REMARK 500 7 ARG B 60 29.56 -143.96 REMARK 500 7 THR B 108 -70.31 -89.19 REMARK 500 7 PRO B 115 -7.75 -58.34 REMARK 500 7 VAL B 135 84.19 24.17 REMARK 500 8 ASN A 4 50.28 -116.50 REMARK 500 8 SER A 5 98.49 -60.16 REMARK 500 8 SER A 83 -77.00 -75.68 REMARK 500 8 GLU A 85 -154.92 -163.61 REMARK 500 8 THR A 108 -65.87 -92.08 REMARK 500 8 ASN A 113 -96.37 -75.74 REMARK 500 8 GLN A 114 -57.96 -179.58 REMARK 500 8 VAL A 135 96.05 43.88 REMARK 500 8 THR B 7 164.45 177.22 REMARK 500 8 SER B 28 3.96 -69.51 REMARK 500 REMARK 500 THIS ENTRY HAS 138 RAMACHANDRAN OUTLIERS. REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 18480 RELATED DB: BMRB DBREF 2LTH A 5 137 UNP Q05H60 Q05H60_9ARAC 24 156 DBREF 2LTH B 5 137 UNP Q05H60 Q05H60_9ARAC 24 156 SEQADV 2LTH GLY A 1 UNP Q05H60 EXPRESSION TAG SEQADV 2LTH SER A 2 UNP Q05H60 EXPRESSION TAG SEQADV 2LTH GLY A 3 UNP Q05H60 EXPRESSION TAG SEQADV 2LTH ASN A 4 UNP Q05H60 EXPRESSION TAG SEQADV 2LTH GLY B 1 UNP Q05H60 EXPRESSION TAG SEQADV 2LTH SER B 2 UNP Q05H60 EXPRESSION TAG SEQADV 2LTH GLY B 3 UNP Q05H60 EXPRESSION TAG SEQADV 2LTH ASN B 4 UNP Q05H60 EXPRESSION TAG SEQRES 1 A 137 GLY SER GLY ASN SER HIS THR THR PRO TRP THR ASN PRO SEQRES 2 A 137 GLY LEU ALA GLU ASN PHE MET ASN SER PHE MET GLN GLY SEQRES 3 A 137 LEU SER SER MET PRO GLY PHE THR ALA SER GLN LEU ASP SEQRES 4 A 137 ASP MET SER THR ILE ALA GLN SER MET VAL GLN SER ILE SEQRES 5 A 137 GLN SER LEU ALA ALA GLN GLY ARG THR SER PRO ASN LYS SEQRES 6 A 137 LEU GLN ALA LEU ASN MET ALA PHE ALA SER SER MET ALA SEQRES 7 A 137 GLU ILE ALA ALA SER GLU GLU GLY GLY GLY SER LEU SER SEQRES 8 A 137 THR LYS THR SER SER ILE ALA SER ALA MET SER ASN ALA SEQRES 9 A 137 PHE LEU GLN THR THR GLY VAL VAL ASN GLN PRO PHE ILE SEQRES 10 A 137 ASN GLU ILE THR GLN LEU VAL SER MET PHE ALA GLN ALA SEQRES 11 A 137 GLY MET ASN ASP VAL SER ALA SEQRES 1 B 137 GLY SER GLY ASN SER HIS THR THR PRO TRP THR ASN PRO SEQRES 2 B 137 GLY LEU ALA GLU ASN PHE MET ASN SER PHE MET GLN GLY SEQRES 3 B 137 LEU SER SER MET PRO GLY PHE THR ALA SER GLN LEU ASP SEQRES 4 B 137 ASP MET SER THR ILE ALA GLN SER MET VAL GLN SER ILE SEQRES 5 B 137 GLN SER LEU ALA ALA GLN GLY ARG THR SER PRO ASN LYS SEQRES 6 B 137 LEU GLN ALA LEU ASN MET ALA PHE ALA SER SER MET ALA SEQRES 7 B 137 GLU ILE ALA ALA SER GLU GLU GLY GLY GLY SER LEU SER SEQRES 8 B 137 THR LYS THR SER SER ILE ALA SER ALA MET SER ASN ALA SEQRES 9 B 137 PHE LEU GLN THR THR GLY VAL VAL ASN GLN PRO PHE ILE SEQRES 10 B 137 ASN GLU ILE THR GLN LEU VAL SER MET PHE ALA GLN ALA SEQRES 11 B 137 GLY MET ASN ASP VAL SER ALA HELIX 1 1 ASN A 12 SER A 28 1 17 HELIX 2 2 THR A 34 GLY A 59 1 26 HELIX 3 3 SER A 62 GLU A 84 1 23 HELIX 4 4 SER A 89 THR A 108 1 20 HELIX 5 5 GLN A 114 VAL A 124 1 11 HELIX 6 6 MET A 126 GLY A 131 1 6 HELIX 7 7 ASN B 12 SER B 28 1 17 HELIX 8 8 THR B 34 GLN B 58 1 25 HELIX 9 9 SER B 62 SER B 76 1 15 HELIX 10 10 MET B 77 GLU B 84 1 8 HELIX 11 11 SER B 89 THR B 109 1 21 HELIX 12 12 GLN B 114 GLY B 131 1 18 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 1 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000 MODEL 1