2K1X - Header Asymmetric Unit

HEADER METAL BINDING PROTEIN 17-MAR-08 2K1X

TITLE NMR SOLUTION STRUCTURE OF M-CRYSTALLIN IN CALCIUM FREE FORM TITLE 2 (APO).

COMPND MOL_ID: 1; COMPND 2 MOLECULE: BETA/GAMA CRYSTALLIN FAMILY PROTEIN; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: UNP RESIDUES 37-120; COMPND 5 ENGINEERED: YES

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: METHANOSARCINA ACETIVORANS; SOURCE 3 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 4 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 5 EXPRESSION_SYSTEM_VECTOR: PET21A

KEYWDS CRYSTALLIN, EYE LENS, ARCHAEA, CATARACT, EVOLUTION, METAL KEYWDS 2 BINDING PROTEIN

EXPDTA SOLUTION NMR

NUMMDL 20

AUTHOR R.BARNWAL,M.JOBBY,K.DEVI,Y.SHARMA,K.CHARY

REVDAT 2 10-MAR-09 2K1X 1 JRNL REVDAT 1 27-JAN-09 2K1X 0

JRNL AUTH R.P.BARNWAL,M.K.JOBBY,K.M.DEVI,Y.SHARMA,K.V.CHARY JRNL TITL SOLUTION STRUCTURE AND CALCIUM-BINDING PROPERTIES JRNL TITL 2 OF M-CRYSTALLIN, A PRIMORDIAL BETAGAMMA-CRYSTALLIN JRNL TITL 3 FROM ARCHAEA. JRNL REF J.MOL.BIOL. V. 386 675 2009 JRNL REFN ISSN 0022-2836 JRNL PMID 19138688 JRNL DOI 10.1016/J.JMB.2008.12.058

REMARK 1

REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CYANA REMARK 3 AUTHORS : GUNTERT, MUMENTHALER AND WUTHRICH REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL

REMARK 4 REMARK 4 2K1X COMPLIES WITH FORMAT V. 3.20, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 02-APR-08. REMARK 100 THE RCSB ID CODE IS RCSB100572.

REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 298 REMARK 210 PH : 7.5 REMARK 210 IONIC STRENGTH : NULL REMARK 210 PRESSURE : AMBIENT REMARK 210 SAMPLE CONTENTS : 1.0-1.2 MM [U-99% 13C; U-99% REMARK 210 15N] M CRYSTALLIN, 10 MM TRIS, REMARK 210 90% H2O/10% D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D 1H-15N HSQC, 2D 1H-13C REMARK 210 HSQC, 2D 1H-1H NOESY, 3D REMARK 210 CBCA(CO)NH, 3D HNCACB, 3D REMARK 210 HNCO, (3,2)D HNHA, (3,2)D REMARK 210 HNHB, 3D 1H-15N NOESY, 3D 1H- REMARK 210 13C NOESY REMARK 210 SPECTROMETER FIELD STRENGTH : 800 MHZ, 600 MHZ REMARK 210 SPECTROMETER MODEL : AVANCE, INOVA REMARK 210 SPECTROMETER MANUFACTURER : BRUKER, VARIAN REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : CYANA REMARK 210 METHOD USED : SIMULATED ANNEALING, TORSION REMARK 210 ANGLE DYNAMICS REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 400 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: THE STRUCTURE WAS DETERMINED USING A COMBINATION OF REMARK 210 NOE, DIHEDRAL ANGLE CONSTRAINS AND 3J(HNHA) COUPLING DATA.

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 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 ALA A 3 66.45 -155.65 REMARK 500 1 ALA A 4 103.69 -171.95 REMARK 500 1 GLU A 10 42.94 -93.98 REMARK 500 1 HIS A 11 -169.82 174.52 REMARK 500 1 PHE A 14 28.68 -177.12 REMARK 500 1 THR A 22 40.08 -93.82 REMARK 500 1 SER A 23 54.41 -158.12 REMARK 500 1 ASP A 24 107.11 63.95 REMARK 500 1 ASN A 31 -178.36 -64.31 REMARK 500 1 LEU A 32 -85.80 -176.79 REMARK 500 1 ASN A 33 -40.25 -159.09 REMARK 500 1 SER A 37 -168.35 -165.01 REMARK 500 1 LYS A 42 39.39 -140.88 REMARK 500 1 SER A 43 110.69 177.93 REMARK 500 1 TYR A 51 -174.34 177.27 REMARK 500 1 ILE A 52 174.15 -54.88 REMARK 500 1 ARG A 57 95.93 -64.62 REMARK 500 1 PRO A 63 109.89 -46.84 REMARK 500 1 VAL A 69 23.92 -153.43 REMARK 500 1 GLU A 70 39.86 -179.52 REMARK 500 1 SER A 71 -40.20 -157.85 REMARK 500 1 ALA A 72 -75.79 -50.28 REMARK 500 1 ASP A 76 -51.66 179.82 REMARK 500 1 ASN A 77 130.14 -173.75 REMARK 500 2 ALA A 4 108.65 -169.10 REMARK 500 2 GLU A 10 44.68 -94.77 REMARK 500 2 HIS A 11 -171.13 173.42 REMARK 500 2 PHE A 14 28.38 -176.92 REMARK 500 2 ASP A 20 92.57 -163.18 REMARK 500 2 THR A 22 40.01 -93.88 REMARK 500 2 SER A 23 -82.47 -146.66 REMARK 500 2 ASP A 30 -168.72 -61.42 REMARK 500 2 ASN A 31 -174.17 -63.47 REMARK 500 2 LEU A 32 -87.06 -56.31 REMARK 500 2 ASP A 34 42.28 -168.06 REMARK 500 2 SER A 43 138.98 178.94 REMARK 500 2 TYR A 51 -178.01 170.95 REMARK 500 2 TYR A 54 -37.72 -153.50 REMARK 500 2 PRO A 63 88.06 -63.37 REMARK 500 2 VAL A 69 24.05 -150.68 REMARK 500 2 GLU A 70 36.12 -179.47 REMARK 500 2 SER A 71 -43.67 -162.99 REMARK 500 2 ASP A 76 -73.87 -179.95 REMARK 500 2 ASN A 77 -169.80 -66.09 REMARK 500 2 ILE A 79 22.79 -152.92 REMARK 500 3 ASN A 2 102.19 -160.16 REMARK 500 3 ALA A 4 119.88 -163.49 REMARK 500 3 GLU A 10 37.00 -95.46 REMARK 500 3 HIS A 11 -169.63 175.62 REMARK 500 3 PHE A 14 28.49 -177.14 REMARK 500 3 ASP A 20 71.05 -118.23 REMARK 500 3 SER A 23 59.43 -150.35 REMARK 500 3 ASP A 24 87.64 63.26 REMARK 500 3 ALA A 28 106.86 -52.26 REMARK 500 3 ASP A 30 103.10 -168.39 REMARK 500 3 ASN A 31 -169.15 -174.08 REMARK 500 3 SER A 37 -166.78 -167.86 REMARK 500 3 LYS A 42 41.91 -142.62 REMARK 500 3 SER A 43 110.83 -173.44 REMARK 500 3 TYR A 51 -177.85 173.40 REMARK 500 3 ILE A 52 172.32 -58.66 REMARK 500 3 TYR A 54 -47.87 -152.74 REMARK 500 3 PRO A 63 100.81 -46.99 REMARK 500 3 VAL A 69 21.14 -151.29 REMARK 500 3 GLU A 70 58.16 -179.37 REMARK 500 3 SER A 71 -49.07 -179.55 REMARK 500 3 ASP A 76 -34.31 179.86 REMARK 500 3 ILE A 79 11.10 -141.98 REMARK 500 4 ALA A 3 51.49 -155.47 REMARK 500 4 HIS A 11 -171.69 175.04 REMARK 500 4 PHE A 14 28.74 -178.06 REMARK 500 4 THR A 22 39.93 -93.80 REMARK 500 4 ALA A 28 102.92 -52.24 REMARK 500 4 ASN A 31 -86.70 -104.55 REMARK 500 4 LEU A 32 98.51 -172.47 REMARK 500 4 ILE A 36 102.48 -176.76 REMARK 500 4 SER A 37 -164.18 -168.84 REMARK 500 4 SER A 43 110.80 -179.10 REMARK 500 4 TYR A 51 -169.44 175.38 REMARK 500 4 TYR A 54 -38.02 -153.76 REMARK 500 4 PRO A 63 101.43 -46.41 REMARK 500 4 VAL A 69 18.03 -149.65 REMARK 500 4 GLU A 70 40.94 -178.70 REMARK 500 4 SER A 71 -45.15 -158.44 REMARK 500 4 ILE A 74 74.66 -115.76 REMARK 500 4 PRO A 75 -165.54 -75.96 REMARK 500 4 ASP A 76 -74.85 -51.32 REMARK 500 4 ASN A 77 33.39 -179.41 REMARK 500 4 SER A 78 -174.84 178.95 REMARK 500 4 ILE A 79 62.13 66.80 REMARK 500 5 GLU A 10 42.67 -93.25 REMARK 500 5 HIS A 11 -169.52 173.93 REMARK 500 5 PHE A 14 28.45 -177.04 REMARK 500 5 ASP A 20 47.24 -104.96 REMARK 500 5 SER A 23 38.97 -179.33 REMARK 500 5 ASP A 24 24.65 -141.98 REMARK 500 5 ALA A 28 -169.08 -175.42 REMARK 500 5 ASP A 30 46.31 -159.77 REMARK 500 5 ASP A 34 41.54 -103.66 REMARK 500 5 SER A 37 -169.08 -161.84 REMARK 500 5 SER A 43 120.24 -179.87 REMARK 500 5 TYR A 51 -169.54 170.96 REMARK 500 5 ASN A 53 45.70 -78.00 REMARK 500 5 TYR A 54 17.06 -152.83 REMARK 500 5 PRO A 63 100.07 -47.88 REMARK 500 5 TYR A 66 105.03 -160.24 REMARK 500 5 VAL A 69 18.67 -150.05 REMARK 500 5 GLU A 70 -17.01 173.45 REMARK 500 5 ALA A 72 -70.67 -51.31 REMARK 500 5 ASP A 76 -40.85 179.08 REMARK 500 5 ASN A 77 107.46 -176.71 REMARK 500 6 GLU A 10 43.34 -94.70 REMARK 500 6 HIS A 11 -170.92 173.00 REMARK 500 6 PHE A 14 28.40 -177.05 REMARK 500 6 SER A 23 41.99 -162.70 REMARK 500 6 ASP A 24 118.34 66.22 REMARK 500 6 ALA A 28 31.39 -152.81 REMARK 500 6 ASN A 31 -169.69 -74.13 REMARK 500 6 LEU A 32 -169.15 -179.83 REMARK 500 6 LYS A 42 40.55 -144.93 REMARK 500 6 SER A 43 137.67 -179.40 REMARK 500 6 TYR A 51 -165.54 171.66 REMARK 500 6 ILE A 52 173.47 -52.01 REMARK 500 6 ASN A 53 49.81 -85.52 REMARK 500 6 TYR A 54 41.97 176.86 REMARK 500 6 SER A 67 68.31 -160.05 REMARK 500 6 VAL A 69 18.81 -150.58 REMARK 500 6 GLU A 70 34.19 -179.05 REMARK 500 6 SER A 71 -40.64 -160.90 REMARK 500 6 ASP A 76 -33.52 179.23 REMARK 500 6 SER A 78 -96.38 -58.54 REMARK 500 7 GLU A 10 31.85 -95.35 REMARK 500 7 HIS A 11 -169.68 175.52 REMARK 500 7 PHE A 14 28.51 -177.66 REMARK 500 7 SER A 23 -82.35 -179.36 REMARK 500 7 ASP A 24 38.93 -141.83 REMARK 500 7 PRO A 26 -169.73 -71.48 REMARK 500 7 ASP A 30 92.68 -179.30 REMARK 500 7 ASN A 31 94.10 -174.25 REMARK 500 7 SER A 43 119.40 -179.62 REMARK 500 7 TYR A 51 -166.87 170.72 REMARK 500 7 ILE A 52 172.51 -51.98 REMARK 500 7 TYR A 54 45.12 174.88 REMARK 500 7 PRO A 63 89.73 -62.26 REMARK 500 7 VAL A 69 19.04 -150.69 REMARK 500 7 GLU A 70 34.45 -179.46 REMARK 500 7 SER A 71 -40.84 -160.74 REMARK 500 7 ASP A 76 -74.99 179.44 REMARK 500 7 ILE A 79 69.52 -152.64 REMARK 500 8 ALA A 3 88.29 -163.12 REMARK 500 8 GLU A 10 35.60 -99.24 REMARK 500 8 HIS A 11 -169.73 175.18 REMARK 500 8 PHE A 14 28.26 -177.10 REMARK 500 8 SER A 23 -82.50 -152.08 REMARK 500 8 ASP A 24 72.86 -174.54 REMARK 500 8 LEU A 32 -169.70 -175.14 REMARK 500 8 ASP A 34 39.71 -98.17 REMARK 500 8 SER A 37 -168.19 -167.34 REMARK 500 8 LYS A 42 45.98 -143.62 REMARK 500 8 SER A 43 124.42 -179.44 REMARK 500 8 TYR A 51 -166.83 171.78 REMARK 500 8 TYR A 54 -34.95 -151.01 REMARK 500 8 PRO A 63 101.30 -46.48 REMARK 500 8 VAL A 69 20.45 -152.90 REMARK 500 8 GLU A 70 53.53 -178.07 REMARK 500 8 SER A 71 -35.78 -175.65 REMARK 500 8 ASP A 76 -36.98 -179.56 REMARK 500 8 ASN A 77 55.36 -179.36 REMARK 500 9 ALA A 3 61.54 -159.93 REMARK 500 9 GLU A 10 47.85 -96.00 REMARK 500 9 HIS A 11 -170.41 173.29 REMARK 500 9 PHE A 14 29.11 -177.52 REMARK 500 9 ASP A 20 41.05 -102.33 REMARK 500 9 THR A 22 -169.58 -79.48 REMARK 500 9 ALA A 28 -171.52 -60.35 REMARK 500 9 LEU A 32 106.58 -56.64 REMARK 500 9 SER A 37 -166.78 -167.74 REMARK 500 9 LYS A 42 40.27 -142.77 REMARK 500 9 SER A 43 135.04 -179.49 REMARK 500 9 TYR A 51 -169.93 172.01 REMARK 500 9 TYR A 54 -40.56 -150.93 REMARK 500 9 PRO A 63 101.65 -46.21 REMARK 500 9 GLU A 70 62.53 -162.62 REMARK 500 9 SER A 71 -34.25 -179.68 REMARK 500 9 PRO A 75 -70.45 -81.77 REMARK 500 9 ASN A 77 89.49 81.07 REMARK 500 10 ALA A 3 66.19 -165.40 REMARK 500 10 GLU A 10 42.39 -93.47 REMARK 500 10 HIS A 11 -169.50 175.13 REMARK 500 10 PHE A 14 28.59 -177.23 REMARK 500 10 THR A 22 45.03 -94.30 REMARK 500 10 PRO A 26 105.15 -47.92 REMARK 500 10 ALA A 28 -172.74 -60.07 REMARK 500 10 ASP A 34 48.77 -175.32 REMARK 500 10 SER A 37 -168.34 -167.48 REMARK 500 10 LYS A 42 39.69 -140.86 REMARK 500 10 SER A 43 114.66 179.20 REMARK 500 10 TYR A 51 -166.68 171.44 REMARK 500 10 ILE A 52 173.45 -52.19 REMARK 500 10 TYR A 54 41.14 176.89 REMARK 500 10 PRO A 63 99.98 -46.99 REMARK 500 10 VAL A 69 32.06 -150.60 REMARK 500 10 GLU A 70 30.88 -171.41 REMARK 500 10 SER A 71 -67.78 -179.47 REMARK 500 10 ILE A 74 74.17 -113.88 REMARK 500 10 ASP A 76 -62.50 -175.26 REMARK 500 10 ASN A 77 -95.68 -142.09 REMARK 500 10 SER A 78 52.05 -140.85 REMARK 500 11 ALA A 3 57.04 -158.85 REMARK 500 11 ALA A 4 44.12 -154.23 REMARK 500 11 HIS A 11 -169.91 175.87 REMARK 500 11 PHE A 14 27.81 -177.34 REMARK 500 11 ASP A 20 42.13 -147.20 REMARK 500 11 SER A 23 -82.60 -155.86 REMARK 500 11 ASP A 24 101.27 -179.14 REMARK 500 11 ASP A 30 -169.78 -174.74 REMARK 500 11 LEU A 32 -87.06 -65.12 REMARK 500 11 ASP A 34 59.53 -154.13 REMARK 500 11 ILE A 36 102.62 -174.14 REMARK 500 11 SER A 37 -167.53 -169.21 REMARK 500 11 SER A 43 110.67 178.64 REMARK 500 11 TYR A 51 -171.82 173.81 REMARK 500 11 TYR A 54 -38.27 -153.93 REMARK 500 11 PRO A 63 104.82 -43.97 REMARK 500 11 TYR A 66 99.65 -160.89 REMARK 500 11 VAL A 69 23.66 -163.61 REMARK 500 11 GLU A 70 35.36 177.25 REMARK 500 11 SER A 71 -40.16 -161.95 REMARK 500 11 ILE A 74 74.83 -113.29 REMARK 500 11 PRO A 75 -165.62 -79.48 REMARK 500 11 ASP A 76 40.58 -145.23 REMARK 500 11 ASN A 77 -171.63 -175.90 REMARK 500 11 ILE A 79 66.98 -152.07 REMARK 500 12 GLU A 10 44.37 -96.42 REMARK 500 12 HIS A 11 -170.38 172.95 REMARK 500 12 PHE A 14 28.89 -177.41 REMARK 500 12 THR A 22 43.69 -92.36 REMARK 500 12 PRO A 26 106.17 -53.23 REMARK 500 12 ASP A 30 -171.36 -65.77 REMARK 500 12 ASN A 31 175.69 90.88 REMARK 500 12 LEU A 32 63.70 -153.60 REMARK 500 12 ASP A 34 46.40 -140.13 REMARK 500 12 SER A 37 -164.46 -167.54 REMARK 500 12 LYS A 42 39.76 -151.99 REMARK 500 12 SER A 43 115.26 179.48 REMARK 500 12 TYR A 51 -171.74 170.45 REMARK 500 12 ILE A 52 174.35 -55.00 REMARK 500 12 ASN A 53 37.84 -87.63 REMARK 500 12 TYR A 54 18.67 -151.86 REMARK 500 12 VAL A 69 22.55 -152.99 REMARK 500 12 GLU A 70 60.31 -165.45 REMARK 500 12 SER A 71 -33.93 -179.56 REMARK 500 12 ASP A 76 -34.30 -179.20 REMARK 500 12 SER A 78 87.38 -68.30 REMARK 500 13 ALA A 3 113.99 -163.67 REMARK 500 13 ALA A 4 119.73 -169.85 REMARK 500 13 GLU A 10 40.68 -102.24 REMARK 500 13 HIS A 11 -171.82 172.79 REMARK 500 13 PHE A 14 28.50 -177.25 REMARK 500 13 THR A 22 40.06 -93.89 REMARK 500 13 ASP A 24 96.95 59.77 REMARK 500 13 ASP A 30 30.11 -141.88 REMARK 500 13 ASN A 31 -86.61 -130.88 REMARK 500 13 ASN A 33 98.80 -63.17 REMARK 500 13 ASP A 34 59.04 -171.28 REMARK 500 13 ILE A 36 107.38 -176.77 REMARK 500 13 SER A 37 -166.14 -167.88 REMARK 500 13 LYS A 42 39.35 -145.99 REMARK 500 13 SER A 43 120.20 177.84 REMARK 500 13 TYR A 51 -167.74 170.76 REMARK 500 13 ILE A 52 173.46 -52.26 REMARK 500 13 TYR A 54 40.78 176.98 REMARK 500 13 VAL A 69 24.26 -149.81 REMARK 500 13 GLU A 70 -16.24 173.21 REMARK 500 13 PRO A 75 -166.34 -78.72 REMARK 500 13 ILE A 79 24.61 -153.36 REMARK 500 14 ALA A 4 39.94 -177.45 REMARK 500 14 GLU A 10 35.42 -98.33 REMARK 500 14 HIS A 11 -169.74 177.21 REMARK 500 14 PHE A 14 28.49 -177.24 REMARK 500 14 SER A 23 -82.52 -148.70 REMARK 500 14 GLN A 25 68.23 -158.72 REMARK 500 14 ASP A 34 40.06 -106.24 REMARK 500 14 SER A 37 -165.63 -171.81 REMARK 500 14 LYS A 42 38.23 -141.76 REMARK 500 14 SER A 43 110.52 172.86 REMARK 500 14 TYR A 51 174.33 175.92 REMARK 500 14 ILE A 52 172.88 -52.39 REMARK 500 14 TYR A 54 -69.94 -149.92 REMARK 500 14 PRO A 63 104.41 -40.43 REMARK 500 14 VAL A 69 23.77 -162.40 REMARK 500 14 GLU A 70 35.90 -174.88 REMARK 500 14 SER A 71 -40.16 -157.81 REMARK 500 14 ASP A 76 -168.40 -174.00 REMARK 500 15 ALA A 3 77.60 -165.34 REMARK 500 15 ALA A 4 108.39 -167.32 REMARK 500 15 GLU A 10 48.02 -94.26 REMARK 500 15 HIS A 11 -169.74 174.26 REMARK 500 15 PHE A 14 28.53 -176.96 REMARK 500 15 THR A 22 40.82 -93.56 REMARK 500 15 SER A 23 25.04 -145.49 REMARK 500 15 ASP A 24 -174.22 54.91 REMARK 500 15 ALA A 28 -86.87 -54.85 REMARK 500 15 ASP A 30 -171.45 -60.74 REMARK 500 15 ASP A 34 39.66 -99.78 REMARK 500 15 ILE A 36 102.67 179.10 REMARK 500 15 SER A 37 -168.50 -168.35 REMARK 500 15 LYS A 42 39.93 -141.52 REMARK 500 15 SER A 43 139.04 179.78 REMARK 500 15 TYR A 51 -169.72 172.14 REMARK 500 15 TYR A 54 -40.60 -151.40 REMARK 500 15 SER A 67 75.32 -114.25 REMARK 500 15 VAL A 69 23.59 -149.64 REMARK 500 15 GLU A 70 -16.07 178.06 REMARK 500 15 PRO A 75 -74.45 -81.72 REMARK 500 15 ASP A 76 87.77 177.44 REMARK 500 15 ASN A 77 131.11 83.67 REMARK 500 16 ASN A 2 -169.13 -161.69 REMARK 500 16 ALA A 3 -146.49 -79.19 REMARK 500 16 GLU A 10 38.43 -97.09 REMARK 500 16 HIS A 11 -169.53 175.08 REMARK 500 16 PHE A 14 28.56 -177.20 REMARK 500 16 ASP A 20 40.01 -105.34 REMARK 500 16 ALA A 21 -166.20 -127.98 REMARK 500 16 PRO A 26 100.94 -47.49 REMARK 500 16 ASP A 30 92.16 -176.98 REMARK 500 16 LEU A 32 -85.93 -176.65 REMARK 500 16 ASN A 33 22.27 -146.68 REMARK 500 16 SER A 37 -165.76 -167.70 REMARK 500 16 SER A 43 110.66 178.57 REMARK 500 16 TYR A 51 -166.77 172.05 REMARK 500 16 TYR A 54 27.15 -179.47 REMARK 500 16 PRO A 63 101.68 -45.50 REMARK 500 16 VAL A 69 23.53 -152.28 REMARK 500 16 GLU A 70 57.54 -176.08 REMARK 500 16 SER A 71 -43.35 -175.99 REMARK 500 16 PRO A 75 -166.12 -76.98 REMARK 500 16 SER A 78 88.14 -67.74 REMARK 500 17 ALA A 3 106.11 -160.68 REMARK 500 17 HIS A 11 -170.36 174.02 REMARK 500 17 PHE A 14 28.15 -176.91 REMARK 500 17 PRO A 26 95.97 -57.18 REMARK 500 17 ILE A 36 103.71 -179.59 REMARK 500 17 SER A 37 -166.92 -168.23 REMARK 500 17 SER A 43 113.68 -179.72 REMARK 500 17 TYR A 51 -168.65 172.54 REMARK 500 17 TYR A 54 -39.15 -153.09 REMARK 500 17 PRO A 63 100.99 -46.74 REMARK 500 17 VAL A 69 26.27 -149.96 REMARK 500 17 GLU A 70 -16.10 173.15 REMARK 500 17 ALA A 72 -71.00 -84.79 REMARK 500 17 PRO A 75 -166.18 -79.38 REMARK 500 17 SER A 78 45.00 -92.28 REMARK 500 18 ALA A 3 79.40 -158.87 REMARK 500 18 HIS A 11 -173.92 169.26 REMARK 500 18 PHE A 14 28.07 -176.55 REMARK 500 18 ASP A 20 -163.08 -77.94 REMARK 500 18 SER A 23 91.72 -65.13 REMARK 500 18 ASP A 24 -78.54 -141.17 REMARK 500 18 GLN A 25 67.53 -153.36 REMARK 500 18 ASN A 31 -169.95 -129.81 REMARK 500 18 LEU A 32 -169.01 -168.33 REMARK 500 18 SER A 37 -166.46 -167.25 REMARK 500 18 SER A 43 110.63 178.59 REMARK 500 18 TYR A 51 -171.41 172.04 REMARK 500 18 ILE A 52 174.25 -54.97 REMARK 500 18 ASN A 53 37.86 -87.90 REMARK 500 18 TYR A 54 18.63 -151.74 REMARK 500 18 PRO A 63 101.29 -43.97 REMARK 500 18 VAL A 69 18.44 -150.60 REMARK 500 18 GLU A 70 38.49 179.30 REMARK 500 18 SER A 71 -46.71 -159.53 REMARK 500 18 PRO A 75 -158.54 -77.59 REMARK 500 18 SER A 78 -95.39 -57.82 REMARK 500 19 ALA A 3 85.51 -157.82 REMARK 500 19 GLU A 10 44.23 -94.35 REMARK 500 19 HIS A 11 -170.31 174.79 REMARK 500 19 PHE A 14 28.77 -177.59 REMARK 500 19 ASP A 20 68.03 -111.70 REMARK 500 19 THR A 22 40.73 -144.97 REMARK 500 19 SER A 23 36.33 -172.31 REMARK 500 19 ASP A 24 -44.19 -155.72 REMARK 500 19 ASP A 30 25.03 -152.21 REMARK 500 19 ASN A 31 -169.89 -174.18 REMARK 500 19 ASN A 33 87.62 -68.02 REMARK 500 19 ASP A 34 88.11 -176.02 REMARK 500 19 ILE A 36 115.55 -162.01 REMARK 500 19 SER A 37 -167.55 -167.22 REMARK 500 19 LYS A 42 39.84 -150.71 REMARK 500 19 SER A 43 111.66 179.38 REMARK 500 19 TYR A 51 -168.06 171.63 REMARK 500 19 TYR A 54 -31.22 -167.19 REMARK 500 19 VAL A 69 10.32 -146.34 REMARK 500 19 GLU A 70 17.65 -157.52 REMARK 500 19 SER A 71 21.67 -165.68 REMARK 500 19 ASP A 76 87.91 179.36 REMARK 500 19 ASN A 77 -168.99 81.41 REMARK 500 20 ALA A 3 84.75 -160.77 REMARK 500 20 GLU A 10 41.56 -97.31 REMARK 500 20 HIS A 11 -170.14 172.69 REMARK 500 20 PHE A 14 28.38 -177.11 REMARK 500 20 SER A 23 -82.66 -92.98 REMARK 500 20 ASP A 24 88.74 -179.79 REMARK 500 20 ASP A 30 44.11 -159.58 REMARK 500 20 LEU A 32 -167.64 -60.98 REMARK 500 20 ASN A 33 102.75 -52.58 REMARK 500 20 ASP A 34 39.73 -167.30 REMARK 500 20 ILE A 36 102.44 -168.98 REMARK 500 20 SER A 37 -167.60 -168.11 REMARK 500 20 LYS A 42 40.37 -142.89 REMARK 500 20 SER A 43 117.36 -179.57 REMARK 500 20 TYR A 51 -170.39 170.23 REMARK 500 20 ILE A 52 174.31 -54.68 REMARK 500 20 ASN A 53 36.95 -87.41 REMARK 500 20 TYR A 54 19.01 -151.85 REMARK 500 20 PRO A 63 107.77 -42.51 REMARK 500 20 VAL A 69 19.74 -149.97 REMARK 500 20 GLU A 70 38.13 -179.50 REMARK 500 20 SER A 71 -39.45 -166.34 REMARK 500 20 ASP A 76 -70.15 -57.67 REMARK 500 20 ASN A 77 -95.54 -96.68 REMARK 500 20 SER A 78 -95.75 -178.18 REMARK 500 REMARK 500 REMARK: NULL

REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 6903 RELATED DB: BMRB REMARK 900 RELATED ID: 2JNL RELATED DB: PDB REMARK 900 RELATED ID: 2K1W RELATED DB: PDB

DBREF 2K1X A 2 85 UNP Q8TMX3 Q8TMX3_METAC 37 120

SEQADV 2K1X MET A 1 UNP Q8TMX3 EXPRESSION TAG

SEQRES 1 A 85 MET ASN ALA ALA GLU VAL ILE VAL TYR GLU HIS VAL ASN SEQRES 2 A 85 PHE GLY GLY LYS SER PHE ASP ALA THR SER ASP GLN PRO SEQRES 3 A 85 GLY ALA GLY ASP ASN LEU ASN ASP LYS ILE SER SER ILE SEQRES 4 A 85 LYS VAL LYS SER GLY THR TRP ARG PHE TYR GLU TYR ILE SEQRES 5 A 85 ASN TYR GLY GLY ARG TYR TRP ASP LEU GLY PRO GLY GLU SEQRES 6 A 85 TYR SER SER VAL GLU SER ALA GLY ILE PRO ASP ASN SER SEQRES 7 A 85 ILE SER SER PHE ARG GLN ILE

SHEET 1 A 4 SER A 18 PHE A 19 0 SHEET 2 A 4 VAL A 6 TYR A 9 -1 N VAL A 8 O PHE A 19 SHEET 3 A 4 SER A 38 VAL A 41 -1 O SER A 38 N TYR A 9 SHEET 4 A 4 GLY A 64 TYR A 66 -1 O TYR A 66 N ILE A 39 SHEET 1 B 3 TYR A 58 LEU A 61 0 SHEET 2 B 3 TRP A 46 TYR A 49 -1 N PHE A 48 O TRP A 59 SHEET 3 B 3 SER A 81 ARG A 83 -1 O SER A 81 N TYR A 49

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