HEADER PEPTIDE BINDING PROTEIN 27-AUG-18 6MAA TITLE WFIKKN2 FOLLISTATIN DOMAIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: WAP, KAZAL, IMMUNOGLOBULIN, KUNITZ AND NTR DOMAIN- COMPND 3 CONTAINING PROTEIN 2; COMPND 4 CHAIN: A; COMPND 5 SYNONYM: GROWTH AND DIFFERENTIATION FACTOR-ASSOCIATED SERUM PROTEIN COMPND 6 1,MGASP-1; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 3 ORGANISM_COMMON: MOUSE; SOURCE 4 ORGANISM_TAXID: 10090; SOURCE 5 GENE: WFIKKN2, GASP1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: DE3; SOURCE 9 EXPRESSION_SYSTEM_VARIANT: ROSETTA; SOURCE 10 EXPRESSION_SYSTEM_VECTOR: PLASMID; SOURCE 11 EXPRESSION_SYSTEM_PLASMID: PET28A KEYWDS WFIKKN2, GASP, KAZAL, FOLLSITATIN, PEPTIDE BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR J.C.MCCOY,R.G.WALKER,T.B.THOMAS REVDAT 4 04-DEC-19 6MAA 1 REMARK REVDAT 3 01-MAY-19 6MAA 1 JRNL REVDAT 2 13-MAR-19 6MAA 1 JRNL REVDAT 1 06-MAR-19 6MAA 0 JRNL AUTH J.C.MCCOY,R.G.WALKER,N.H.MURRAY,T.B.THOMPSON JRNL TITL CRYSTAL STRUCTURE OF THE WFIKKN2 FOLLISTATIN DOMAIN REVEALS JRNL TITL 2 INSIGHT INTO HOW IT INHIBITS GROWTH DIFFERENTIATION FACTOR 8 JRNL TITL 3 (GDF8) AND GDF11. JRNL REF J.BIOL.CHEM. V. 294 6333 2019 JRNL REFN ESSN 1083-351X JRNL PMID 30814254 JRNL DOI 10.1074/JBC.RA118.005831 REMARK 2 REMARK 2 RESOLUTION. 1.39 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX DEV_2450 REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.39 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 23.23 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 3 NUMBER OF REFLECTIONS : 21597 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.165 REMARK 3 R VALUE (WORKING SET) : 0.165 REMARK 3 FREE R VALUE : 0.180 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.790 REMARK 3 FREE R VALUE TEST SET COUNT : 1035 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 23.2332 - 2.6655 0.97 3061 148 0.2040 0.1886 REMARK 3 2 2.6655 - 2.1161 1.00 2972 155 0.1697 0.1994 REMARK 3 3 2.1161 - 1.8488 1.00 2945 155 0.1434 0.1690 REMARK 3 4 1.8488 - 1.6798 1.00 2912 147 0.1329 0.1844 REMARK 3 5 1.6798 - 1.5594 1.00 2910 138 0.1175 0.1266 REMARK 3 6 1.5594 - 1.4675 1.00 2883 158 0.1124 0.1521 REMARK 3 7 1.4675 - 1.3940 1.00 2879 134 0.1197 0.1891 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.100 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 15.420 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 17.92 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.004 627 REMARK 3 ANGLE : 0.745 843 REMARK 3 CHIRALITY : 0.070 87 REMARK 3 PLANARITY : 0.004 111 REMARK 3 DIHEDRAL : 20.802 239 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 6MAA COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 28-AUG-18. REMARK 100 THE DEPOSITION ID IS D_1000236431. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-DEC-16 REMARK 200 TEMPERATURE (KELVIN) : 77 REMARK 200 PH : 4.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 23-ID-D REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.979 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER X 16M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM 7.2.1 REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 21677 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.390 REMARK 200 RESOLUTION RANGE LOW (A) : 41.800 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 200 DATA REDUNDANCY : 12.80 REMARK 200 R MERGE (I) : 0.05800 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 25.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.39 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.42 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.16600 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 52.03 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.56 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM NITRATE, SODIUM CITRATE, PH REMARK 280 4.6, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293.15K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+3/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+3/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 47.87000 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 23.23000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 23.23000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 71.80500 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 23.23000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 23.23000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 23.93500 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 23.23000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 23.23000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 71.80500 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 23.23000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 23.23000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 23.93500 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 47.87000 REMARK 290 REMARK 290 REMARK: NULL 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 315 LIES ON A SPECIAL POSITION. REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 MET A -11 REMARK 465 GLY A -10 REMARK 465 SER A -9 REMARK 465 SER A -8 REMARK 465 HIS A -7 REMARK 465 HIS A -6 REMARK 465 HIS A -5 REMARK 465 HIS A -4 REMARK 465 HIS A -3 REMARK 465 HIS A -2 REMARK 465 SER A -1 REMARK 465 SER A 0 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT 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 O HOH A 299 O HOH A 316 1.99 REMARK 500 OD2 ASP A 37 O HOH A 201 2.03 REMARK 500 O HOH A 345 O HOH A 356 2.07 REMARK 500 O HOH A 204 O HOH A 336 2.08 REMARK 500 O HOH A 341 O HOH A 342 2.08 REMARK 500 O HOH A 239 O HOH A 341 2.10 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH A 285 O HOH A 307 4455 2.03 REMARK 500 O HOH A 310 O HOH A 310 8554 2.05 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 SER A 44 80.45 -154.69 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue NO3 A 101 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue NO3 A 102 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue NO3 A 103 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue NO3 A 104 REMARK 999 REMARK 999 SEQUENCE REMARK 999 THE "LVPRGS" IS A THROMBIN CLEAVAGE SITE DBREF 6MAA A 10 78 UNP Q7TQN3 WFKN2_MOUSE 104 172 SEQADV 6MAA MET A -11 UNP Q7TQN3 INITIATING METHIONINE SEQADV 6MAA GLY A -10 UNP Q7TQN3 EXPRESSION TAG SEQADV 6MAA SER A -9 UNP Q7TQN3 EXPRESSION TAG SEQADV 6MAA SER A -8 UNP Q7TQN3 EXPRESSION TAG SEQADV 6MAA HIS A -7 UNP Q7TQN3 EXPRESSION TAG SEQADV 6MAA HIS A -6 UNP Q7TQN3 EXPRESSION TAG SEQADV 6MAA HIS A -5 UNP Q7TQN3 EXPRESSION TAG SEQADV 6MAA HIS A -4 UNP Q7TQN3 EXPRESSION TAG SEQADV 6MAA HIS A -3 UNP Q7TQN3 EXPRESSION TAG SEQADV 6MAA HIS A -2 UNP Q7TQN3 EXPRESSION TAG SEQADV 6MAA SER A -1 UNP Q7TQN3 EXPRESSION TAG SEQADV 6MAA SER A 0 UNP Q7TQN3 EXPRESSION TAG SEQADV 6MAA GLY A 1 UNP Q7TQN3 EXPRESSION TAG SEQADV 6MAA LEU A 2 UNP Q7TQN3 SEE REMARK 999 SEQADV 6MAA VAL A 3 UNP Q7TQN3 SEE REMARK 999 SEQADV 6MAA PRO A 4 UNP Q7TQN3 SEE REMARK 999 SEQADV 6MAA ARG A 5 UNP Q7TQN3 SEE REMARK 999 SEQADV 6MAA GLY A 6 UNP Q7TQN3 SEE REMARK 999 SEQADV 6MAA SER A 7 UNP Q7TQN3 SEE REMARK 999 SEQADV 6MAA HIS A 8 UNP Q7TQN3 SEE REMARK 999 SEQADV 6MAA MET A 9 UNP Q7TQN3 SEE REMARK 999 SEQRES 1 A 90 MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY SEQRES 2 A 90 LEU VAL PRO ARG GLY SER HIS MET ALA THR CYS ASP HIS SEQRES 3 A 90 PHE MET CYS LEU GLN GLN GLY SER GLU CYS ASP ILE TRP SEQRES 4 A 90 ASP GLY GLN PRO VAL CYS LYS CYS LYS ASP ARG CYS GLU SEQRES 5 A 90 LYS GLU PRO SER PHE THR CYS ALA SER ASP GLY LEU THR SEQRES 6 A 90 TYR TYR ASN ARG CYS PHE MET ASP ALA GLU ALA CYS SER SEQRES 7 A 90 LYS GLY ILE THR LEU SER VAL VAL THR CYS ARG TYR HET NO3 A 101 4 HET NO3 A 102 4 HET NO3 A 103 4 HET NO3 A 104 4 HETNAM NO3 NITRATE ION FORMUL 2 NO3 4(N O3 1-) FORMUL 6 HOH *156(H2 O) HELIX 1 AA1 ASN A 56 GLY A 68 1 13 SHEET 1 AA1 2 SER A 22 TRP A 27 0 SHEET 2 AA1 2 GLN A 30 CYS A 35 -1 O LYS A 34 N GLU A 23 SHEET 1 AA2 3 THR A 53 TYR A 54 0 SHEET 2 AA2 3 THR A 46 ALA A 48 -1 N THR A 46 O TYR A 54 SHEET 3 AA2 3 VAL A 73 VAL A 74 -1 O VAL A 74 N CYS A 47 SSBOND 1 CYS A 12 CYS A 24 1555 1555 2.04 SSBOND 2 CYS A 17 CYS A 33 1555 1555 2.02 SSBOND 3 CYS A 35 CYS A 65 1555 1555 2.04 SSBOND 4 CYS A 39 CYS A 58 1555 1555 2.05 SSBOND 5 CYS A 47 CYS A 76 1555 1555 2.04 SITE 1 AC1 6 MET A 9 LYS A 41 ARG A 77 TYR A 78 SITE 2 AC1 6 HOH A 252 HOH A 301 SITE 1 AC2 4 TRP A 27 GLU A 40 ASN A 56 CYS A 58 SITE 1 AC3 8 GLN A 30 PRO A 43 SER A 44 PHE A 45 SITE 2 AC3 8 HOH A 219 HOH A 239 HOH A 260 HOH A 282 SITE 1 AC4 7 SER A 7 HIS A 8 MET A 16 LEU A 18 SITE 2 AC4 7 ARG A 77 HOH A 242 HOH A 293 CRYST1 46.460 46.460 95.740 90.00 90.00 90.00 P 43 21 2 8 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 0.021524 0.000000 0.000000 0.00000 SCALE2 0.000000 0.021524 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010445 0.00000