HEADER IMMUNE SYSTEM 14-APR-24 9EZU TITLE STRUCTURE OF THE SINGLE-DOMAIN ANTIBODY VHH_H1 IN COMPLEX WITH HUMAN TITLE 2 VSIG4 COMPND MOL_ID: 1; COMPND 2 MOLECULE: V-SET AND IMMUNOGLOBULIN DOMAIN-CONTAINING PROTEIN 4; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: PROTEIN Z39IG; COMPND 5 ENGINEERED: YES; COMPND 6 OTHER_DETAILS: IMMUNOGLOBULIN V-SET DOMAIN; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: SINGLE-DOMAIN ANTIBODY VHH_H1; COMPND 9 CHAIN: B; COMPND 10 ENGINEERED: YES; COMPND 11 OTHER_DETAILS: SINGLE-DOMAIN ANTIBODY SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: VSIG4, CRIG, Z39IG, UNQ317/PRO362; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 MOL_ID: 2; SOURCE 9 ORGANISM_SCIENTIFIC: CAMELIDAE; SOURCE 10 ORGANISM_TAXID: 9835; SOURCE 11 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 12 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS VHH, NANOBODY, IN SILICO, ANTIBODY, COMPLEX, SINGLE-DOMAIN, IMMUNE KEYWDS 2 SYSTEM EXPDTA X-RAY DIFFRACTION AUTHOR I.MARKOVIC,S.N.SAVVIDES REVDAT 2 21-JAN-26 9EZU 1 JRNL REVDAT 1 29-OCT-25 9EZU 0 JRNL AUTH Z.ZHANG,R.VAN DER KANT,I.MARKOVIC,D.VIZARRAGA,T.GARCIA, JRNL AUTH 2 K.MARAGKOU,J.DELGADO BLANCO,D.CIANFERONI,G.ORLANDO,G.CIA, JRNL AUTH 3 N.GEUKENS,C.CAROLIS,A.N.VOLKOV,S.N.SAVVIDES,M.DEWILDE, JRNL AUTH 4 J.SCHYMKOWITZ,L.SERRANO PUBUL,F.ROUSSEAU JRNL TITL IN SILICO DESIGN OF STABLE SINGLE-DOMAIN ANTIBODIES WITH JRNL TITL 2 HIGH AFFINITY. JRNL REF STRUCTURE 2026 JRNL REFN ISSN 0969-2126 JRNL PMID 41519125 JRNL DOI 10.1016/J.STR.2025.12.010 REMARK 2 REMARK 2 RESOLUTION. 1.05 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.19.2_4158 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 : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.05 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 24.71 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 109570 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.158 REMARK 3 R VALUE (WORKING SET) : 0.157 REMARK 3 FREE R VALUE : 0.176 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.110 REMARK 3 FREE R VALUE TEST SET COUNT : 9980 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 24.7100 - 3.2600 1.00 3572 359 0.1597 0.1688 REMARK 3 2 3.2600 - 2.5900 1.00 3423 339 0.1713 0.1979 REMARK 3 3 2.5900 - 2.2600 1.00 3392 339 0.1652 0.1906 REMARK 3 4 2.2600 - 2.0600 1.00 3359 334 0.1480 0.1694 REMARK 3 5 2.0600 - 1.9100 1.00 3360 339 0.1468 0.1594 REMARK 3 6 1.9100 - 1.8000 1.00 3355 338 0.1484 0.1714 REMARK 3 7 1.8000 - 1.7100 1.00 3352 334 0.1462 0.1771 REMARK 3 8 1.7100 - 1.6300 1.00 3306 338 0.1442 0.1603 REMARK 3 9 1.6300 - 1.5700 1.00 3324 333 0.1358 0.1571 REMARK 3 10 1.5700 - 1.5100 1.00 3301 338 0.1320 0.1555 REMARK 3 11 1.5100 - 1.4700 1.00 3323 330 0.1358 0.1559 REMARK 3 12 1.4700 - 1.4300 1.00 3327 324 0.1420 0.1587 REMARK 3 13 1.4300 - 1.3900 1.00 3310 330 0.1451 0.1516 REMARK 3 14 1.3900 - 1.3500 1.00 3293 333 0.1457 0.1741 REMARK 3 15 1.3500 - 1.3200 1.00 3304 333 0.1429 0.1805 REMARK 3 16 1.3200 - 1.2900 1.00 3316 336 0.1398 0.1670 REMARK 3 17 1.2900 - 1.2700 1.00 3296 330 0.1448 0.1811 REMARK 3 18 1.2700 - 1.2500 1.00 3287 332 0.1577 0.1852 REMARK 3 19 1.2500 - 1.2200 1.00 3278 324 0.1558 0.1717 REMARK 3 20 1.2200 - 1.2000 1.00 3299 341 0.1522 0.1703 REMARK 3 21 1.2000 - 1.1800 1.00 3292 330 0.1596 0.1736 REMARK 3 22 1.1800 - 1.1600 1.00 3290 329 0.1580 0.1695 REMARK 3 23 1.1600 - 1.1500 1.00 3274 328 0.1592 0.1779 REMARK 3 24 1.1500 - 1.1300 1.00 3310 334 0.1665 0.1699 REMARK 3 25 1.1300 - 1.1200 1.00 3288 326 0.1640 0.1863 REMARK 3 26 1.1200 - 1.1000 1.00 3275 330 0.1787 0.1925 REMARK 3 27 1.1000 - 1.0900 1.00 3286 337 0.1960 0.2051 REMARK 3 28 1.0900 - 1.0700 1.00 3254 311 0.2144 0.2297 REMARK 3 29 1.0700 - 1.0600 1.00 3280 338 0.2321 0.2664 REMARK 3 30 1.0600 - 1.0500 0.99 3264 313 0.2835 0.3040 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL 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) : 0.092 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 15.614 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 12.32 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 20.06 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 : 0.012 2134 REMARK 3 ANGLE : 1.251 2916 REMARK 3 CHIRALITY : 0.108 300 REMARK 3 PLANARITY : 0.010 394 REMARK 3 DIHEDRAL : 7.058 306 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 9EZU COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 14-APR-24. REMARK 100 THE DEPOSITION ID IS D_1292137886. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 21-SEP-23 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : PETRA III, EMBL C/O DESY REMARK 200 BEAMLINE : P13 (MX1) REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9762 REMARK 200 MONOCHROMATOR : M REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER X 16M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 109581 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.050 REMARK 200 RESOLUTION RANGE LOW (A) : 51.400 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 13.30 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 12.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.05 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.11 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL 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 (%): 38.12 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.99 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0,17M AMMONIUM SULFATE 15% GLYCEROL REMARK 280 25,5% PEG 4000, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 287K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 X+1/2,-Y+1/2,-Z 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 25.32550 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 44.82450 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 25.70200 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 44.82450 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 25.32550 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 25.70200 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 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: 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 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 ALA A 119 REMARK 465 ALA A 120 REMARK 465 ALA A 121 REMARK 465 HIS A 122 REMARK 465 HIS A 123 REMARK 465 HIS A 124 REMARK 465 HIS A 125 REMARK 465 HIS A 126 REMARK 465 HIS A 127 REMARK 465 HIS B 128 REMARK 465 HIS B 129 REMARK 465 HIS B 130 REMARK 465 HIS B 131 REMARK 465 HIS B 132 REMARK 465 HIS B 133 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 LYS A 118 CG CD CE NZ REMARK 470 ALA B 127 O 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 NH2 ARG A 41 O HOH A 301 1.78 REMARK 500 OD1 ASP A 87 O HOH A 302 2.15 REMARK 500 O HOH A 303 O HOH B 204 2.15 REMARK 500 O HOH A 345 O HOH A 410 2.17 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 NZ LYS B 75 O HOH A 328 3555 1.79 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 HIS A 71 15.33 -144.79 REMARK 500 SER A 90 168.59 174.27 REMARK 500 ALA B 91 170.22 178.72 REMARK 500 REMARK 500 REMARK: NULL DBREF 9EZU A 1 118 UNP Q9Y279 VSIG4_HUMAN 20 137 DBREF 9EZU B 0 133 PDB 9EZU 9EZU 0 133 SEQADV 9EZU ALA A 119 UNP Q9Y279 EXPRESSION TAG SEQADV 9EZU ALA A 120 UNP Q9Y279 EXPRESSION TAG SEQADV 9EZU ALA A 121 UNP Q9Y279 EXPRESSION TAG SEQADV 9EZU HIS A 122 UNP Q9Y279 EXPRESSION TAG SEQADV 9EZU HIS A 123 UNP Q9Y279 EXPRESSION TAG SEQADV 9EZU HIS A 124 UNP Q9Y279 EXPRESSION TAG SEQADV 9EZU HIS A 125 UNP Q9Y279 EXPRESSION TAG SEQADV 9EZU HIS A 126 UNP Q9Y279 EXPRESSION TAG SEQADV 9EZU HIS A 127 UNP Q9Y279 EXPRESSION TAG SEQRES 1 A 127 ARG PRO ILE LEU GLU VAL PRO GLU SER VAL THR GLY PRO SEQRES 2 A 127 TRP LYS GLY ASP VAL ASN LEU PRO CYS THR TYR ASP PRO SEQRES 3 A 127 LEU GLN GLY TYR THR GLN VAL LEU VAL LYS TRP LEU VAL SEQRES 4 A 127 GLN ARG GLY SER ASP PRO VAL THR ILE PHE LEU ARG ASP SEQRES 5 A 127 SER SER GLY ASP HIS ILE GLN GLN ALA LYS TYR GLN GLY SEQRES 6 A 127 ARG LEU HIS VAL SER HIS LYS VAL PRO GLY ASP VAL SER SEQRES 7 A 127 LEU GLN LEU SER THR LEU GLU MET ASP ASP ARG SER HIS SEQRES 8 A 127 TYR THR CYS GLU VAL THR TRP GLN THR PRO ASP GLY ASN SEQRES 9 A 127 GLN VAL VAL ARG ASP LYS ILE THR GLU LEU ARG VAL GLN SEQRES 10 A 127 LYS ALA ALA ALA HIS HIS HIS HIS HIS HIS SEQRES 1 B 134 GLN VAL GLN LEU VAL GLU SER GLY GLY GLY LEU VAL GLN SEQRES 2 B 134 ALA GLY GLY SER LEU ARG LEU SER CYS ALA ALA SER GLY SEQRES 3 B 134 ARG THR PHE SER SER TYR GLY MET GLY TRP PHE ARG GLN SEQRES 4 B 134 ALA PRO GLY LYS GLU ARG GLU PHE VAL ALA ALA ILE GLY SEQRES 5 B 134 PRO PHE GLY TYR GLU THR TYR TYR ALA ASP SER VAL LYS SEQRES 6 B 134 GLY ARG PHE THR ILE SER ARG ASP ASN ALA LYS ASN THR SEQRES 7 B 134 VAL TYR LEU GLN MET ASN SER LEU LYS PRO GLU ASP THR SEQRES 8 B 134 ALA VAL TYR TYR CYS ALA ALA GLY ARG TRP ASN ARG TYR SEQRES 9 B 134 GLY PHE GLU ASP GLN ASP ASN PHE ASP TYR TRP GLY GLN SEQRES 10 B 134 GLY THR GLN VAL THR VAL SER SER ALA ALA ALA HIS HIS SEQRES 11 B 134 HIS HIS HIS HIS HET SO4 A 201 5 HETNAM SO4 SULFATE ION FORMUL 3 SO4 O4 S 2- FORMUL 4 HOH *254(H2 O) HELIX 1 AA1 GLN A 60 GLN A 64 5 5 HELIX 2 AA2 GLU A 85 ARG A 89 5 5 HELIX 3 AA3 LYS B 86 THR B 90 5 5 HELIX 4 AA4 ASP B 107 PHE B 111 5 5 SHEET 1 AA1 6 SER A 9 PRO A 13 0 SHEET 2 AA1 6 GLN A 105 GLN A 117 1 O GLN A 117 N GLY A 12 SHEET 3 AA1 6 SER A 90 GLN A 99 -1 N TYR A 92 O THR A 112 SHEET 4 AA1 6 THR A 31 ARG A 41 -1 N VAL A 33 O THR A 97 SHEET 5 AA1 6 ASP A 44 ASP A 52 -1 O ILE A 48 N TRP A 37 SHEET 6 AA1 6 GLY A 55 ILE A 58 -1 O HIS A 57 N LEU A 50 SHEET 1 AA2 3 VAL A 18 LEU A 20 0 SHEET 2 AA2 3 LEU A 79 LEU A 81 -1 O LEU A 79 N LEU A 20 SHEET 3 AA2 3 LEU A 67 VAL A 69 -1 N HIS A 68 O GLN A 80 SHEET 1 AA3 4 GLN B 2 SER B 6 0 SHEET 2 AA3 4 LEU B 17 SER B 24 -1 O ALA B 22 N VAL B 4 SHEET 3 AA3 4 THR B 77 MET B 82 -1 O MET B 82 N LEU B 17 SHEET 4 AA3 4 PHE B 67 ASP B 72 -1 N SER B 70 O TYR B 79 SHEET 1 AA4 6 GLY B 9 GLN B 12 0 SHEET 2 AA4 6 THR B 118 SER B 123 1 O THR B 121 N GLY B 9 SHEET 3 AA4 6 ALA B 91 GLY B 98 -1 N TYR B 93 O THR B 118 SHEET 4 AA4 6 GLY B 32 GLN B 38 -1 N PHE B 36 O TYR B 94 SHEET 5 AA4 6 GLU B 45 ILE B 50 -1 O ALA B 48 N TRP B 35 SHEET 6 AA4 6 THR B 57 TYR B 59 -1 O TYR B 58 N ALA B 49 SHEET 1 AA5 4 GLY B 9 GLN B 12 0 SHEET 2 AA5 4 THR B 118 SER B 123 1 O THR B 121 N GLY B 9 SHEET 3 AA5 4 ALA B 91 GLY B 98 -1 N TYR B 93 O THR B 118 SHEET 4 AA5 4 TYR B 113 TRP B 114 -1 O TYR B 113 N ALA B 97 SSBOND 1 CYS A 22 CYS A 94 1555 1555 2.05 SSBOND 2 CYS B 21 CYS B 95 1555 1555 2.08 CISPEP 1 ARG A 1 PRO A 2 0 -8.38 CRYST1 50.651 51.404 89.649 90.00 90.00 90.00 P 21 21 21 4 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 0.019743 0.000000 0.000000 0.00000 SCALE2 0.000000 0.019454 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011155 0.00000 CONECT 177 810 CONECT 810 177 CONECT 1192 1806 CONECT 1806 1192 CONECT 2071 2072 2073 2074 2075 CONECT 2072 2071 CONECT 2073 2071 CONECT 2074 2071 CONECT 2075 2071 MASTER 298 0 1 4 23 0 0 6 2189 2 9 21 END