HEADER IMMUNE SYSTEM 15-NOV-21 7SU1 TITLE CRYSTAL STRUCTURE OF AN ACIDIC PH-SELECTIVE IPILIMUMAB VARIANT IPI.106 TITLE 2 IN COMPLEX WITH CTLA-4 COMPND MOL_ID: 1; COMPND 2 MOLECULE: FAB HEAVY CHAIN; COMPND 3 CHAIN: H; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: FAB LIGHT CHAIN; COMPND 7 CHAIN: L; COMPND 8 ENGINEERED: YES; COMPND 9 MOL_ID: 3; COMPND 10 MOLECULE: CYTOTOXIC T-LYMPHOCYTE PROTEIN 4; COMPND 11 CHAIN: C; COMPND 12 SYNONYM: CYTOTOXIC T-LYMPHOCYTE-ASSOCIATED ANTIGEN 4,CTLA-4; COMPND 13 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 EXPRESSION_SYSTEM: HOMO SAPIENS; SOURCE 6 EXPRESSION_SYSTEM_COMMON: HUMAN; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 9606; SOURCE 8 MOL_ID: 2; SOURCE 9 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 10 ORGANISM_COMMON: HUMAN; SOURCE 11 ORGANISM_TAXID: 9606; SOURCE 12 EXPRESSION_SYSTEM: HOMO SAPIENS; SOURCE 13 EXPRESSION_SYSTEM_COMMON: HUMAN; SOURCE 14 EXPRESSION_SYSTEM_TAXID: 9606; SOURCE 15 MOL_ID: 3; SOURCE 16 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 17 ORGANISM_COMMON: HUMAN; SOURCE 18 ORGANISM_TAXID: 9606; SOURCE 19 GENE: CTLA4, CD152; SOURCE 20 EXPRESSION_SYSTEM: HOMO SAPIENS; SOURCE 21 EXPRESSION_SYSTEM_COMMON: HUMAN; SOURCE 22 EXPRESSION_SYSTEM_TAXID: 9606 KEYWDS IMMUNOGLOBULIN, CHECKPOINT, ANTIBODY, COMPLEX, IMMUNE SYSTEM EXPDTA X-RAY DIFFRACTION AUTHOR P.S.LEE,B.CHAU,P.STROP REVDAT 2 18-OCT-23 7SU1 1 REMARK REVDAT 1 02-MAR-22 7SU1 0 JRNL AUTH P.S.LEE,K.G.MACDONALD,E.MASSI,P.V.CHEW,C.BEE,P.PERKINS, JRNL AUTH 2 B.CHAU,K.THUDIUM,J.LOHRE,P.NANDI,E.G.DEYANOVA,I.BARMAN, JRNL AUTH 3 O.GUDMUNDSSON,G.DOLLINGER,T.SPROUL,J.J.ENGELHARDT,P.STROP, JRNL AUTH 4 A.RAJPAL JRNL TITL IMPROVED THERAPEUTIC INDEX OF AN ACIDIC PH-SELECTIVE JRNL TITL 2 ANTIBODY. JRNL REF MABS V. 14 24642 2022 JRNL REFN ESSN 1942-0870 JRNL PMID 35192429 JRNL DOI 10.1080/19420862.2021.2024642 REMARK 2 REMARK 2 RESOLUTION. 2.53 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) : 2.53 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 37.52 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 90.6 REMARK 3 NUMBER OF REFLECTIONS : 28062 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.208 REMARK 3 R VALUE (WORKING SET) : 0.206 REMARK 3 FREE R VALUE : 0.251 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.130 REMARK 3 FREE R VALUE TEST SET COUNT : 1440 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 37.5200 - 5.4400 1.00 3117 184 0.1807 0.2209 REMARK 3 2 5.4400 - 4.3200 1.00 2994 155 0.1505 0.1988 REMARK 3 3 4.3200 - 3.7700 1.00 2954 155 0.1763 0.2194 REMARK 3 4 3.7700 - 3.4300 1.00 2918 161 0.2311 0.2956 REMARK 3 5 3.4300 - 3.1800 1.00 2934 157 0.2502 0.2816 REMARK 3 6 3.1800 - 2.9900 1.00 2868 175 0.2622 0.3004 REMARK 3 7 2.9900 - 2.8400 1.00 2888 168 0.3137 0.3748 REMARK 3 8 2.8400 - 2.7200 1.00 2913 138 0.3224 0.4002 REMARK 3 9 2.7200 - 2.6200 0.81 2353 113 0.3039 0.3275 REMARK 3 10 2.6200 - 2.5300 0.24 683 34 0.2963 0.3239 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) : 0.386 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 29.349 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 65.73 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 75.45 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 : 0.009 4225 REMARK 3 ANGLE : 1.112 5746 REMARK 3 CHIRALITY : 0.059 647 REMARK 3 PLANARITY : 0.007 736 REMARK 3 DIHEDRAL : 6.637 593 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: ALL REMARK 3 ORIGIN FOR THE GROUP (A): -17.3065 -55.6365 18.4166 REMARK 3 T TENSOR REMARK 3 T11: 0.5261 T22: 0.4373 REMARK 3 T33: 0.4001 T12: 0.1194 REMARK 3 T13: -0.1022 T23: -0.0977 REMARK 3 L TENSOR REMARK 3 L11: 1.3573 L22: 1.8457 REMARK 3 L33: 1.0353 L12: -0.8933 REMARK 3 L13: 0.1409 L23: -0.4473 REMARK 3 S TENSOR REMARK 3 S11: 0.2369 S12: 0.2187 S13: -0.3088 REMARK 3 S21: -0.1542 S22: -0.2074 S23: 0.2179 REMARK 3 S31: 0.0529 S32: -0.2214 S33: 0.0152 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 7SU1 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 16-NOV-21. REMARK 100 THE DEPOSITION ID IS D_1000261017. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 28-OCT-20 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 : APS REMARK 200 BEAMLINE : 17-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER2 X 9M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 28083 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.526 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 94.6 REMARK 200 DATA REDUNDANCY : 13.30 REMARK 200 R MERGE (I) : 0.10100 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 15.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.53 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.65 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 : 1.500 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: 5TRU, 4NM4, 3OSK REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 65.98 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.62 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2 M SODIUM CITRATE TRIBASIC REMARK 280 DEHYDRATE, 22% PEG 3,350, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 41 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 3555 -Y,X+1/2,Z+1/4 REMARK 290 4555 Y+1/2,-X,Z+3/4 REMARK 290 5555 -X+1/2,Y,-Z+3/4 REMARK 290 6555 X,-Y+1/2,-Z+1/4 REMARK 290 7555 Y+1/2,X+1/2,-Z+1/2 REMARK 290 8555 -Y,-X,-Z REMARK 290 9555 X+1/2,Y+1/2,Z+1/2 REMARK 290 10555 -X,-Y,Z REMARK 290 11555 -Y+1/2,X,Z+3/4 REMARK 290 12555 Y,-X+1/2,Z+1/4 REMARK 290 13555 -X,Y+1/2,-Z+1/4 REMARK 290 14555 X+1/2,-Y,-Z+3/4 REMARK 290 15555 Y,X,-Z REMARK 290 16555 -Y+1/2,-X+1/2,-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 54.83000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 54.83000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 148.80000 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 54.83000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 74.40000 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 54.83000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 223.20000 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 54.83000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 223.20000 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 54.83000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 74.40000 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 54.83000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 54.83000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 148.80000 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 0.00000 REMARK 290 SMTRY1 9 1.000000 0.000000 0.000000 54.83000 REMARK 290 SMTRY2 9 0.000000 1.000000 0.000000 54.83000 REMARK 290 SMTRY3 9 0.000000 0.000000 1.000000 148.80000 REMARK 290 SMTRY1 10 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 10 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 11 0.000000 -1.000000 0.000000 54.83000 REMARK 290 SMTRY2 11 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 1.000000 223.20000 REMARK 290 SMTRY1 12 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 12 -1.000000 0.000000 0.000000 54.83000 REMARK 290 SMTRY3 12 0.000000 0.000000 1.000000 74.40000 REMARK 290 SMTRY1 13 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 13 0.000000 1.000000 0.000000 54.83000 REMARK 290 SMTRY3 13 0.000000 0.000000 -1.000000 74.40000 REMARK 290 SMTRY1 14 1.000000 0.000000 0.000000 54.83000 REMARK 290 SMTRY2 14 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 14 0.000000 0.000000 -1.000000 223.20000 REMARK 290 SMTRY1 15 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 15 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 15 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 16 0.000000 -1.000000 0.000000 54.83000 REMARK 290 SMTRY2 16 -1.000000 0.000000 0.000000 54.83000 REMARK 290 SMTRY3 16 0.000000 0.000000 -1.000000 148.80000 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: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 4760 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 24830 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -33.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: H, L, C 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 SER H 128 REMARK 465 LYS H 129 REMARK 465 SER H 130 REMARK 465 THR H 131 REMARK 465 SER H 132 REMARK 465 SER H 215 REMARK 465 CYS H 216 REMARK 465 GLY H 217 REMARK 465 GLY H 218 REMARK 465 HIS H 219 REMARK 465 HIS H 220 REMARK 465 HIS H 221 REMARK 465 HIS H 222 REMARK 465 HIS H 223 REMARK 465 HIS H 224 REMARK 465 CYS L 214 REMARK 465 LYS C 1 REMARK 465 LEU C 63 REMARK 465 ASP C 64 REMARK 465 ASP C 65 REMARK 465 ILE C 117 REMARK 465 ASP C 118 REMARK 465 GLY C 119 REMARK 465 HIS C 120 REMARK 465 HIS C 121 REMARK 465 HIS C 122 REMARK 465 HIS C 123 REMARK 465 HIS C 124 REMARK 465 HIS C 125 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 SER H 113 NZ LYS L 183 6545 2.15 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 LEU H 178 CA - CB - CG ANGL. DEV. = 18.0 DEGREES 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 LYS H 43 -168.58 -115.82 REMARK 500 VAL H 48 -60.66 -109.62 REMARK 500 SER H 112 146.58 -173.10 REMARK 500 ASP H 144 57.01 70.89 REMARK 500 THR H 191 -20.17 -143.17 REMARK 500 PRO H 213 -171.35 -69.22 REMARK 500 LEU L 47 -73.69 -96.25 REMARK 500 GLU L 81 1.45 -65.64 REMARK 500 ASN L 138 70.47 46.69 REMARK 500 LYS L 190 -50.81 -131.38 REMARK 500 PHE C 21 164.59 177.12 REMARK 500 ALA C 42 41.46 -97.60 REMARK 500 ASP C 43 -46.07 91.54 REMARK 500 SER C 44 6.34 -152.42 REMARK 500 THR C 89 93.25 -57.30 REMARK 500 REMARK 500 REMARK: NULL DBREF 7SU1 H 1 224 PDB 7SU1 7SU1 1 224 DBREF 7SU1 L 1 214 PDB 7SU1 7SU1 1 214 DBREF 7SU1 C 1 118 UNP P16410 CTLA4_HUMAN 36 153 SEQADV 7SU1 GLY C 119 UNP P16410 EXPRESSION TAG SEQADV 7SU1 HIS C 120 UNP P16410 EXPRESSION TAG SEQADV 7SU1 HIS C 121 UNP P16410 EXPRESSION TAG SEQADV 7SU1 HIS C 122 UNP P16410 EXPRESSION TAG SEQADV 7SU1 HIS C 123 UNP P16410 EXPRESSION TAG SEQADV 7SU1 HIS C 124 UNP P16410 EXPRESSION TAG SEQADV 7SU1 HIS C 125 UNP P16410 EXPRESSION TAG SEQRES 1 H 229 PCA VAL GLN LEU VAL GLU SER GLY GLY GLY VAL VAL GLN SEQRES 2 H 229 PRO GLY ARG SER LEU ARG LEU SER CYS ALA ALA SER GLY SEQRES 3 H 229 PHE THR PHE SER HIS TYR THR MET HIS TRP VAL ARG GLN SEQRES 4 H 229 ALA PRO GLY LYS GLY LEU GLU TRP VAL THR PHE ILE SER SEQRES 5 H 229 TYR ASP GLY HIS ASN LYS TYR TYR ALA ASP SER VAL LYS SEQRES 6 H 229 GLY ARG PHE THR ILE SER ARG ASP ASN SER LYS ASN THR SEQRES 7 H 229 LEU TYR LEU GLN MET ASN SER LEU ARG ALA GLU ASP THR SEQRES 8 H 229 ALA ILE TYR TYR CYS ALA ARG HIS GLY TRP LEU GLY PRO SEQRES 9 H 229 PHE ASP TYR TRP GLY GLN GLY THR LEU VAL THR VAL SER SEQRES 10 H 229 SER ALA SER THR LYS GLY PRO SER VAL PHE PRO LEU ALA SEQRES 11 H 229 PRO SER SER LYS SER THR SER GLY GLY THR ALA ALA LEU SEQRES 12 H 229 GLY CYS LEU VAL LYS ASP TYR PHE PRO GLU PRO VAL THR SEQRES 13 H 229 VAL SER TRP ASN SER GLY ALA LEU THR SER GLY VAL HIS SEQRES 14 H 229 THR PHE PRO ALA VAL LEU GLN SER SER GLY LEU TYR SER SEQRES 15 H 229 LEU SER SER VAL VAL THR VAL PRO SER SER SER LEU GLY SEQRES 16 H 229 THR GLN THR TYR ILE CYS ASN VAL ASN HIS LYS PRO SER SEQRES 17 H 229 ASN THR LYS VAL ASP LYS ARG VAL GLU PRO LYS SER CYS SEQRES 18 H 229 GLY GLY HIS HIS HIS HIS HIS HIS SEQRES 1 L 215 GLU ILE VAL LEU THR GLN SER PRO GLY THR LEU SER LEU SEQRES 2 L 215 SER PRO GLY GLU ARG ALA THR LEU SER CYS ARG ALA SER SEQRES 3 L 215 GLN GLU VAL GLY GLU SER GLU LEU ALA TRP TYR GLN GLN SEQRES 4 L 215 LYS PRO GLY GLN ALA PRO ARG LEU LEU ILE TYR GLY ALA SEQRES 5 L 215 PHE SER ARG ALA THR GLY ILE PRO ASP ARG PHE SER GLY SEQRES 6 L 215 SER GLY SER GLY THR ASP PHE THR LEU THR ILE SER ARG SEQRES 7 L 215 LEU GLU PRO GLU ASP PHE ALA VAL TYR TYR CYS GLN GLN SEQRES 8 L 215 TYR GLY SER SER PRO TRP THR PHE GLY GLN GLY THR LYS SEQRES 9 L 215 VAL GLU ILE LYS ARG THR VAL ALA ALA PRO SER VAL PHE SEQRES 10 L 215 ILE PHE PRO PRO SER ASP GLU GLN LEU LYS SER GLY THR SEQRES 11 L 215 ALA SER VAL VAL CYS LEU LEU ASN ASN PHE TYR PRO ARG SEQRES 12 L 215 GLU ALA LYS VAL GLN TRP LYS VAL ASP ASN ALA LEU GLN SEQRES 13 L 215 SER GLY ASN SER GLN GLU SER VAL THR GLU GLN ASP SER SEQRES 14 L 215 LYS ASP SER THR TYR SER LEU SER SER THR LEU THR LEU SEQRES 15 L 215 SER LYS ALA ASP TYR GLU LYS HIS LYS VAL TYR ALA CYS SEQRES 16 L 215 GLU VAL THR HIS GLN GLY LEU SER SER PRO VAL THR LYS SEQRES 17 L 215 SER PHE ASN ARG GLY GLU CYS SEQRES 1 C 125 LYS ALA MET HIS VAL ALA GLN PRO ALA VAL VAL LEU ALA SEQRES 2 C 125 SER SER ARG GLY ILE ALA SER PHE VAL CYS GLU TYR ALA SEQRES 3 C 125 SER PRO GLY LYS ALA THR GLU VAL ARG VAL THR VAL LEU SEQRES 4 C 125 ARG GLN ALA ASP SER GLN VAL THR GLU VAL CYS ALA ALA SEQRES 5 C 125 THR TYR MET MET GLY ASN GLU LEU THR PHE LEU ASP ASP SEQRES 6 C 125 SER ILE CYS THR GLY THR SER SER GLY ASN GLN VAL ASN SEQRES 7 C 125 LEU THR ILE GLN GLY LEU ARG ALA MET ASP THR GLY LEU SEQRES 8 C 125 TYR ILE CYS LYS VAL GLU LEU MET TYR PRO PRO PRO TYR SEQRES 9 C 125 TYR LEU GLY ILE GLY ASN GLY THR GLN ILE TYR VAL ILE SEQRES 10 C 125 ASP GLY HIS HIS HIS HIS HIS HIS HET PCA H 1 8 HET NAG C 201 14 HETNAM PCA PYROGLUTAMIC ACID HETNAM NAG 2-ACETAMIDO-2-DEOXY-BETA-D-GLUCOPYRANOSE HETSYN NAG N-ACETYL-BETA-D-GLUCOSAMINE; 2-ACETAMIDO-2-DEOXY-BETA- HETSYN 2 NAG D-GLUCOSE; 2-ACETAMIDO-2-DEOXY-D-GLUCOSE; 2-ACETAMIDO- HETSYN 3 NAG 2-DEOXY-GLUCOSE; N-ACETYL-D-GLUCOSAMINE FORMUL 1 PCA C5 H7 N O3 FORMUL 4 NAG C8 H15 N O6 FORMUL 5 HOH *26(H2 O) HELIX 1 AA1 THR H 28 TYR H 32 5 5 HELIX 2 AA2 ARG H 83 THR H 87 5 5 HELIX 3 AA3 SER H 156 ALA H 158 5 3 HELIX 4 AA4 SER H 187 THR H 191 5 5 HELIX 5 AA5 LYS H 201 ASN H 204 5 4 HELIX 6 AA6 GLY L 29 SER L 31 5 3 HELIX 7 AA7 GLU L 79 PHE L 83 5 5 HELIX 8 AA8 SER L 121 SER L 127 1 7 HELIX 9 AA9 LYS L 183 HIS L 189 1 7 HELIX 10 AB1 ARG C 85 THR C 89 5 5 SHEET 1 AA1 4 GLN H 3 SER H 7 0 SHEET 2 AA1 4 LEU H 18 SER H 25 -1 O ALA H 23 N VAL H 5 SHEET 3 AA1 4 THR H 77 MET H 82 -1 O MET H 82 N LEU H 18 SHEET 4 AA1 4 PHE H 67 ASP H 72 -1 N SER H 70 O TYR H 79 SHEET 1 AA2 6 VAL H 11 VAL H 12 0 SHEET 2 AA2 6 THR H 107 VAL H 111 1 O THR H 110 N VAL H 12 SHEET 3 AA2 6 ALA H 88 HIS H 95 -1 N TYR H 90 O THR H 107 SHEET 4 AA2 6 MET H 34 GLN H 39 -1 N VAL H 37 O TYR H 91 SHEET 5 AA2 6 GLU H 46 ILE H 51 -1 O GLU H 46 N ARG H 38 SHEET 6 AA2 6 LYS H 57 TYR H 59 -1 O TYR H 58 N PHE H 50 SHEET 1 AA3 4 VAL H 11 VAL H 12 0 SHEET 2 AA3 4 THR H 107 VAL H 111 1 O THR H 110 N VAL H 12 SHEET 3 AA3 4 ALA H 88 HIS H 95 -1 N TYR H 90 O THR H 107 SHEET 4 AA3 4 PHE H 100A TRP H 103 -1 O TYR H 102 N ARG H 94 SHEET 1 AA4 4 SER H 120 LEU H 124 0 SHEET 2 AA4 4 THR H 135 TYR H 145 -1 O LYS H 143 N SER H 120 SHEET 3 AA4 4 TYR H 176 PRO H 185 -1 O LEU H 178 N VAL H 142 SHEET 4 AA4 4 VAL H 163 THR H 165 -1 N HIS H 164 O VAL H 181 SHEET 1 AA5 4 SER H 120 LEU H 124 0 SHEET 2 AA5 4 THR H 135 TYR H 145 -1 O LYS H 143 N SER H 120 SHEET 3 AA5 4 TYR H 176 PRO H 185 -1 O LEU H 178 N VAL H 142 SHEET 4 AA5 4 VAL H 169 LEU H 170 -1 N VAL H 169 O SER H 177 SHEET 1 AA6 3 THR H 151 TRP H 154 0 SHEET 2 AA6 3 ILE H 195 HIS H 200 -1 O ASN H 197 N SER H 153 SHEET 3 AA6 3 THR H 205 ARG H 210 -1 O VAL H 207 N VAL H 198 SHEET 1 AA7 3 LEU L 4 SER L 7 0 SHEET 2 AA7 3 ALA L 19 VAL L 28 -1 O SER L 22 N SER L 7 SHEET 3 AA7 3 PHE L 62 ILE L 75 -1 O PHE L 71 N CYS L 23 SHEET 1 AA8 6 THR L 10 LEU L 13 0 SHEET 2 AA8 6 THR L 102 ILE L 106 1 O LYS L 103 N LEU L 11 SHEET 3 AA8 6 VAL L 85 GLN L 90 -1 N TYR L 86 O THR L 102 SHEET 4 AA8 6 LEU L 33 GLN L 38 -1 N ALA L 34 O GLN L 89 SHEET 5 AA8 6 ARG L 45 TYR L 49 -1 O ILE L 48 N TRP L 35 SHEET 6 AA8 6 SER L 53 ARG L 54 -1 O SER L 53 N TYR L 49 SHEET 1 AA9 4 THR L 10 LEU L 13 0 SHEET 2 AA9 4 THR L 102 ILE L 106 1 O LYS L 103 N LEU L 11 SHEET 3 AA9 4 VAL L 85 GLN L 90 -1 N TYR L 86 O THR L 102 SHEET 4 AA9 4 THR L 97 PHE L 98 -1 O THR L 97 N GLN L 90 SHEET 1 AB1 4 SER L 114 PHE L 118 0 SHEET 2 AB1 4 THR L 129 PHE L 139 -1 O VAL L 133 N PHE L 118 SHEET 3 AB1 4 TYR L 173 SER L 182 -1 O LEU L 175 N LEU L 136 SHEET 4 AB1 4 SER L 159 VAL L 163 -1 N GLN L 160 O THR L 178 SHEET 1 AB2 3 LYS L 145 VAL L 150 0 SHEET 2 AB2 3 VAL L 191 THR L 197 -1 O GLU L 195 N GLN L 147 SHEET 3 AB2 3 VAL L 205 ASN L 210 -1 O LYS L 207 N CYS L 194 SHEET 1 AB3 4 HIS C 4 ALA C 6 0 SHEET 2 AB3 4 ILE C 18 ALA C 26 -1 O GLU C 24 N ALA C 6 SHEET 3 AB3 4 GLN C 76 GLN C 82 -1 O ILE C 81 N ALA C 19 SHEET 4 AB3 4 CYS C 68 SER C 73 -1 N THR C 71 O ASN C 78 SHEET 1 AB4 5 VAL C 10 LEU C 12 0 SHEET 2 AB4 5 THR C 112 TYR C 115 1 O GLN C 113 N VAL C 11 SHEET 3 AB4 5 LEU C 91 TYR C 100 -1 N TYR C 92 O THR C 112 SHEET 4 AB4 5 GLU C 33 GLN C 41 -1 N GLN C 41 O LEU C 91 SHEET 5 AB4 5 VAL C 46 MET C 55 -1 O CYS C 50 N VAL C 38 SHEET 1 AB5 4 VAL C 10 LEU C 12 0 SHEET 2 AB5 4 THR C 112 TYR C 115 1 O GLN C 113 N VAL C 11 SHEET 3 AB5 4 LEU C 91 TYR C 100 -1 N TYR C 92 O THR C 112 SHEET 4 AB5 4 TYR C 105 ILE C 108 -1 O GLY C 107 N VAL C 96 SSBOND 1 CYS H 22 CYS H 92 1555 1555 2.07 SSBOND 2 CYS H 140 CYS H 196 1555 1555 2.04 SSBOND 3 CYS L 23 CYS L 88 1555 1555 2.08 SSBOND 4 CYS L 134 CYS L 194 1555 1555 2.02 SSBOND 5 CYS C 23 CYS C 94 1555 1555 2.03 SSBOND 6 CYS C 50 CYS C 68 1555 1555 2.04 LINK C PCA H 1 N VAL H 2 1555 1555 1.33 LINK ND2 ASN C 78 C1 NAG C 201 1555 1555 1.44 CISPEP 1 PHE H 146 PRO H 147 0 -5.31 CISPEP 2 GLU H 148 PRO H 149 0 1.48 CISPEP 3 SER L 7 PRO L 8 0 -6.26 CISPEP 4 SER L 94 PRO L 95 0 5.69 CISPEP 5 TYR L 140 PRO L 141 0 2.85 CISPEP 6 TYR C 100 PRO C 101 0 -2.06 CISPEP 7 PRO C 102 PRO C 103 0 1.35 CRYST1 109.660 109.660 297.600 90.00 90.00 90.00 I 41 2 2 16 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 0.009119 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009119 0.000000 0.00000 SCALE3 0.000000 0.000000 0.003360 0.00000 HETATM 1 N PCA H 1 -34.128 -70.719 14.280 1.00 98.67 N ANISOU 1 N PCA H 1 11090 11237 15163 -45 -3338 -2251 N HETATM 2 CA PCA H 1 -32.800 -70.122 14.244 1.00 94.14 C ANISOU 2 CA PCA H 1 10761 10746 14263 92 -3195 -2239 C HETATM 3 CB PCA H 1 -32.828 -68.730 13.621 1.00 92.12 C ANISOU 3 CB PCA H 1 10571 10699 13732 264 -3171 -2264 C HETATM 4 CG PCA H 1 -34.252 -68.260 13.803 1.00 96.48 C ANISOU 4 CG PCA H 1 10885 11323 14450 209 -3199 -2204 C HETATM 5 CD PCA H 1 -34.982 -69.562 14.025 1.00 99.84 C ANISOU 5 CD PCA H 1 11133 11565 15237 30 -3334 -2227 C HETATM 6 OE PCA H 1 -36.207 -69.638 13.968 1.00105.36 O ANISOU 6 OE PCA H 1 11610 12262 16160 -45 -3438 -2224 O HETATM 7 C PCA H 1 -32.195 -69.992 15.626 1.00 91.81 C ANISOU 7 C PCA H 1 10489 10442 13953 26 -2919 -2023 C HETATM 8 O PCA H 1 -32.900 -69.720 16.612 1.00 90.30 O ANISOU 8 O PCA H 1 10137 10278 13894 -66 -2777 -1852 O