HEADER HYDROLASE INHIBITOR 20-JUN-11 2LEO TITLE SOLUTION STRUCTURE OF ESOPHAGEAL CANCER-RELATED GENE 2 COMPND MOL_ID: 1; COMPND 2 MOLECULE: SERINE PROTEASE INHIBITOR KAZAL-TYPE 7; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: ESOPHAGUS CANCER-RELATED GENE 2 PROTEIN, ECRG-2; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: SPINK7, ECG2, UNQ745/PRO1474; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: VECTOR; SOURCE 9 EXPRESSION_SYSTEM_VECTOR: PET32A KEYWDS PROTEASE INHIBITOR, ESOPHAGEAL CANCER-RELATED GENE 2, HYDROLASE KEYWDS 2 INHIBITOR EXPDTA SOLUTION NMR NUMMDL 20 AUTHOR Y.FENG,Y.GENG,J.WANG REVDAT 2 14-JUN-23 2LEO 1 REMARK REVDAT 1 30-MAY-12 2LEO 0 JRNL AUTH Y.FENG,Y.GENG,T.ZHOU,J.WANG JRNL TITL NMR STRUCTURE NOTE: HUMAN ESOPHAGEAL CANCER-RELATED GENE 2 JRNL REF J.BIOMOL.NMR V. 53 65 2012 JRNL REFN ISSN 0925-2738 JRNL PMID 22528291 JRNL DOI 10.1007/S10858-012-9622-9 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : XWINNMR, FELIX, CNS REMARK 3 AUTHORS : BRUKER BIOSPIN (XWINNMR), ACCELRYS SOFTWARE INC. REMARK 3 (FELIX), BRUNGER, ADAMS, CLORE, GROS, NILGES AND REMARK 3 READ (CNS) REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2LEO COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 05-JUL-11. REMARK 100 THE DEPOSITION ID IS D_1000102301. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 293 REMARK 210 PH : 5.0 REMARK 210 IONIC STRENGTH : 0.1 REMARK 210 PRESSURE : AMBIENT REMARK 210 SAMPLE CONTENTS : 50 MM [U-2H] SODIUM ACETATE-1, REMARK 210 100 MM POTASSIUM CHLORIDE-2, REMARK 210 0.01 % DSS-3, 0.01 % SODIUM REMARK 210 AZIDE-4, 0.5-1.0 MM [U-13C; U- REMARK 210 15N] ENTITY-5, 90% H2O/10% D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D 1H-15N HSQC; 2D 1H-13C HSQC; REMARK 210 3D CBCA(CO)NH; 3D HNCACB; 3D REMARK 210 HNCO; 3D HN(CA)CO; 3D HBHA(CO)NH; REMARK 210 3D HCCH-TOCSY; 3D CCH-TOCSY; 3D REMARK 210 1H-15N TOCSY; 3D 1H-15N NOESY; REMARK 210 3D 1H-13C NOESY REMARK 210 SPECTROMETER FIELD STRENGTH : 600 MHZ REMARK 210 SPECTROMETER MODEL : DMX REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : FELIX, CNS REMARK 210 METHOD USED : SIMULATED ANNEALING, MOLECULAR REMARK 210 DYNAMICS REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 100 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 20 REMARK 210 CONFORMERS, SELECTION CRITERIA : STRUCTURES WITH THE LOWEST REMARK 210 ENERGY 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: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A 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: 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 74 71.91 48.38 REMARK 500 2 ALA A 22 -57.21 -158.44 REMARK 500 2 LEU A 25 157.74 67.06 REMARK 500 2 ASN A 74 76.34 43.92 REMARK 500 3 ALA A 22 -29.19 75.62 REMARK 500 3 ALA A 23 126.06 71.87 REMARK 500 3 SER A 24 32.28 -145.63 REMARK 500 3 LEU A 80 -60.14 -94.38 REMARK 500 4 ALA A 23 -66.66 71.70 REMARK 500 4 SER A 24 -162.66 -78.29 REMARK 500 4 SER A 26 83.87 -160.61 REMARK 500 5 GLU A 21 -76.86 -98.02 REMARK 500 5 ALA A 23 -154.71 56.90 REMARK 500 6 ALA A 22 79.10 -113.27 REMARK 500 6 ASN A 62 -178.67 -176.71 REMARK 500 6 LEU A 80 -60.41 -93.31 REMARK 500 7 ALA A 22 85.90 -160.43 REMARK 500 7 ALA A 23 -80.45 -170.05 REMARK 500 7 LEU A 25 -69.45 71.37 REMARK 500 7 ASN A 74 75.07 62.74 REMARK 500 8 ALA A 22 -61.71 70.33 REMARK 500 8 ASN A 74 78.91 63.43 REMARK 500 9 PRO A 27 40.23 -65.26 REMARK 500 9 ASN A 62 -179.63 173.68 REMARK 500 10 ALA A 23 35.72 -89.12 REMARK 500 10 PRO A 27 34.46 -74.99 REMARK 500 10 ASN A 74 62.59 60.24 REMARK 500 11 ALA A 22 14.80 -146.04 REMARK 500 11 ALA A 23 -80.59 65.22 REMARK 500 11 ASN A 62 176.47 179.62 REMARK 500 12 ALA A 23 -178.61 68.55 REMARK 500 12 LEU A 25 -162.25 64.85 REMARK 500 12 PRO A 27 34.69 -88.77 REMARK 500 13 SER A 24 -79.89 68.20 REMARK 500 14 ALA A 22 78.38 57.09 REMARK 500 14 PRO A 27 40.49 -69.88 REMARK 500 14 TYR A 57 30.65 72.49 REMARK 500 14 ASN A 74 71.01 55.25 REMARK 500 15 GLU A 21 66.91 -111.33 REMARK 500 15 ALA A 23 -71.20 -171.35 REMARK 500 15 SER A 24 72.82 61.50 REMARK 500 16 ALA A 22 -170.84 68.99 REMARK 500 16 PRO A 27 98.65 -64.14 REMARK 500 17 ASN A 62 -179.20 -178.56 REMARK 500 17 ASN A 74 84.33 60.22 REMARK 500 18 PRO A 27 -170.97 -67.81 REMARK 500 18 ASN A 74 74.12 46.27 REMARK 500 20 SER A 24 176.11 70.58 REMARK 500 20 ASN A 74 75.20 46.52 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 2 ARG A 76 0.08 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 17719 RELATED DB: BMRB DBREF 2LEO A 20 85 UNP P58062 ISK7_HUMAN 20 85 SEQRES 1 A 66 SER GLU ALA ALA SER LEU SER PRO LYS LYS VAL ASP CYS SEQRES 2 A 66 SER ILE TYR LYS LYS TYR PRO VAL VAL ALA ILE PRO CYS SEQRES 3 A 66 PRO ILE THR TYR LEU PRO VAL CYS GLY SER ASP TYR ILE SEQRES 4 A 66 THR TYR GLY ASN GLU CYS HIS LEU CYS THR GLU SER LEU SEQRES 5 A 66 LYS SER ASN GLY ARG VAL GLN PHE LEU HIS ASP GLY SER SEQRES 6 A 66 CYS HELIX 1 1 CYS A 32 LYS A 37 1 6 HELIX 2 2 ASN A 62 SER A 73 1 12 SHEET 1 A 3 THR A 59 TYR A 60 0 SHEET 2 A 3 VAL A 52 GLY A 54 -1 N VAL A 52 O TYR A 60 SHEET 3 A 3 PHE A 79 ASP A 82 -1 O LEU A 80 N CYS A 53 SSBOND 1 CYS A 32 CYS A 67 1555 1555 2.03 SSBOND 2 CYS A 45 CYS A 64 1555 1555 2.03 SSBOND 3 CYS A 53 CYS A 85 1555 1555 2.02 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