HEADER IMMUNE SYSTEM 13-JUN-24 9C96 TITLE CRYO-EM STRUCTURE OF TAP BINDING PROTEIN RELATED (TAPBPR) IN COMPLEX TITLE 2 WITH HLA-A*02:01 BOUND TO A SUBOPTIMAL PEPTIDE. COMPND MOL_ID: 1; COMPND 2 MOLECULE: MHC CLASS I ANTIGEN; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MUTATION: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: BETA-2-MICROGLOBULIN; COMPND 8 CHAIN: B; COMPND 9 ENGINEERED: YES; COMPND 10 MUTATION: YES; COMPND 11 MOL_ID: 3; COMPND 12 MOLECULE: TAPASIN-RELATED PROTEIN; COMPND 13 CHAIN: C; COMPND 14 SYNONYM: TAPASIN-R,TAP-BINDING PROTEIN-LIKE,TAP-BINDING PROTEIN- COMPND 15 RELATED PROTEIN,TAPBP-R,TAPASIN-LIKE; COMPND 16 ENGINEERED: YES; COMPND 17 MUTATION: YES; COMPND 18 MOL_ID: 4; COMPND 19 MOLECULE: LYS-ILE-LEU-GLY-PHE-VAL; COMPND 20 CHAIN: D; COMPND 21 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: HLA-A; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 MOL_ID: 2; SOURCE 9 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 10 ORGANISM_COMMON: HUMAN; SOURCE 11 ORGANISM_TAXID: 9606; SOURCE 12 GENE: B2M, CDABP0092, HDCMA22P; SOURCE 13 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 14 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 15 MOL_ID: 3; SOURCE 16 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 17 ORGANISM_COMMON: HUMAN; SOURCE 18 ORGANISM_TAXID: 9606; SOURCE 19 GENE: TAPBPL; SOURCE 20 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 21 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 22 MOL_ID: 4; SOURCE 23 SYNTHETIC: YES; SOURCE 24 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 25 ORGANISM_TAXID: 9606 KEYWDS ANTIGEN PROCESSING AND PRESENTATION, TAP BINDING PROTEIN RELATED, KEYWDS 2 MHC-I, CHAPERONE, IMMUNE SYSTEM EXPDTA ELECTRON MICROSCOPY AUTHOR R.P.PUMROY,L.MALLIK,Y.SUN,Y.V.MOISEENKOVA-BELL,N.G.SGOURAKIS REVDAT 2 29-JAN-25 9C96 1 AUTHOR REVDAT 1 22-JAN-25 9C96 0 JRNL AUTH Y.SUN,R.A.PUMROY,L.MALLIK,A.CHAUDHURI,C.WANG,D.HWANG, JRNL AUTH 2 J.N.DANON,K.DASTEH GOLI,V.Y.MOISEENKOVA-BELL,N.G.SGOURAKIS JRNL TITL CRYOEM STRUCTURE OF AN MHC-I/TAPBPR PEPTIDE-BOUND JRNL TITL 2 INTERMEDIATE REVEALS THE MECHANISM OF ANTIGEN PROOFREADING. JRNL REF PROC.NATL.ACAD.SCI.USA V. 122 92122 2025 JRNL REFN ESSN 1091-6490 JRNL PMID 39786927 JRNL DOI 10.1073/PNAS.2416992122 REMARK 2 REMARK 2 RESOLUTION. 3.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : NULL REMARK 3 RECONSTRUCTION SCHEMA : NULL REMARK 3 REMARK 3 EM MAP-MODEL FITTING AND REFINEMENT REMARK 3 PDB ENTRY : NULL REMARK 3 REFINEMENT SPACE : NULL REMARK 3 REFINEMENT PROTOCOL : NULL REMARK 3 REFINEMENT TARGET : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE : NULL REMARK 3 REMARK 3 FITTING PROCEDURE : NULL REMARK 3 REMARK 3 EM IMAGE RECONSTRUCTION STATISTICS REMARK 3 NOMINAL PIXEL SIZE (ANGSTROMS) : NULL REMARK 3 ACTUAL PIXEL SIZE (ANGSTROMS) : NULL REMARK 3 EFFECTIVE RESOLUTION (ANGSTROMS) : 3.000 REMARK 3 NUMBER OF PARTICLES : 88714 REMARK 3 CTF CORRECTION METHOD : PHASE FLIPPING AND AMPLITUDE REMARK 3 CORRECTION REMARK 3 REMARK 3 EM RECONSTRUCTION MAGNIFICATION CALIBRATION: NULL REMARK 3 REMARK 3 OTHER DETAILS: NULL REMARK 4 REMARK 4 9C96 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 14-JUN-24. REMARK 100 THE DEPOSITION ID IS D_1000285006. REMARK 245 REMARK 245 EXPERIMENTAL DETAILS REMARK 245 RECONSTRUCTION METHOD : SINGLE PARTICLE REMARK 245 SPECIMEN TYPE : NULL REMARK 245 REMARK 245 ELECTRON MICROSCOPE SAMPLE REMARK 245 SAMPLE TYPE : PARTICLE REMARK 245 PARTICLE TYPE : POINT REMARK 245 NAME OF SAMPLE : COMPLEX OF PEPTIDE LOADED HLA REMARK 245 -A*02:01/BETA-2-MICROGLOBULIN REMARK 245 IN COMPLEX WITH HUMAN TAPBPR. REMARK 245 SAMPLE CONCENTRATION (MG ML-1) : NULL REMARK 245 SAMPLE SUPPORT DETAILS : NULL REMARK 245 SAMPLE VITRIFICATION DETAILS : NULL REMARK 245 SAMPLE BUFFER : NULL REMARK 245 PH : 8.00 REMARK 245 SAMPLE DETAILS : NULL REMARK 245 REMARK 245 DATA ACQUISITION REMARK 245 DATE OF EXPERIMENT : NULL REMARK 245 NUMBER OF MICROGRAPHS-IMAGES : NULL REMARK 245 TEMPERATURE (KELVIN) : NULL REMARK 245 MICROSCOPE MODEL : FEI TITAN KRIOS REMARK 245 DETECTOR TYPE : GATAN K3 (6K X 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 8000.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 20000.00 REMARK 245 MINIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 MAXIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 NOMINAL CS : NULL REMARK 245 IMAGING MODE : BRIGHT FIELD REMARK 245 ELECTRON DOSE (ELECTRONS NM**-2) : 4050.00 REMARK 245 ILLUMINATION MODE : FLOOD BEAM REMARK 245 NOMINAL MAGNIFICATION : NULL REMARK 245 CALIBRATED MAGNIFICATION : NULL REMARK 245 SOURCE : FIELD EMISSION GUN REMARK 245 ACCELERATION VOLTAGE (KV) : 300 REMARK 245 IMAGING DETAILS : NULL REMARK 247 REMARK 247 ELECTRON MICROSCOPY REMARK 247 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM ELECTRON REMARK 247 MICROSCOPY DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE REMARK 247 THAT CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES REMARK 247 ON THESE RECORDS ARE MEANINGLESS EXCEPT FOR THE CALCULATION REMARK 247 OF THE STRUCTURE FACTORS. 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D 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 MET A 0 REMARK 465 GLY A 1 REMARK 465 SER A 2 REMARK 465 GLY A 79 REMARK 465 THR A 80 REMARK 465 LEU A 81 REMARK 465 ARG A 82 REMARK 465 GLY A 83 REMARK 465 TYR A 84 REMARK 465 TYR A 85 REMARK 465 ASN A 86 REMARK 465 GLN A 87 REMARK 465 SER A 88 REMARK 465 GLU A 89 REMARK 465 ALA A 90 REMARK 465 GLY A 91 REMARK 465 GLY A 252 REMARK 465 GLN A 253 REMARK 465 GLU A 254 REMARK 465 GLU A 275 REMARK 465 PRO A 276 REMARK 465 LYS C 1 REMARK 465 PRO C 2 REMARK 465 HIS C 3 REMARK 465 PRO C 4 REMARK 465 ALA C 5 REMARK 465 GLU C 6 REMARK 465 GLY C 7 REMARK 465 GLN C 8 REMARK 465 TRP C 9 REMARK 465 ARG C 10 REMARK 465 ALA C 11 REMARK 465 VAL C 12 REMARK 465 ASP C 13 REMARK 465 VAL C 14 REMARK 465 LYS C 22 REMARK 465 ASP C 23 REMARK 465 GLY C 24 REMARK 465 ALA C 25 REMARK 465 HIS C 26 REMARK 465 ARG C 27 REMARK 465 GLY C 28 REMARK 465 ALA C 29 REMARK 465 LEU C 30 REMARK 465 ALA C 31 REMARK 465 SER C 32 REMARK 465 SER C 33 REMARK 465 GLU C 34 REMARK 465 ASP C 35 REMARK 465 LEU C 43 REMARK 465 LYS C 44 REMARK 465 GLN C 45 REMARK 465 VAL C 46 REMARK 465 PRO C 47 REMARK 465 VAL C 48 REMARK 465 LEU C 49 REMARK 465 ASP C 50 REMARK 465 ASP C 51 REMARK 465 GLY C 52 REMARK 465 SER C 53 REMARK 465 LEU C 54 REMARK 465 GLU C 55 REMARK 465 ASP C 56 REMARK 465 PHE C 57 REMARK 465 THR C 58 REMARK 465 ASP C 59 REMARK 465 PHE C 60 REMARK 465 GLN C 61 REMARK 465 GLY C 62 REMARK 465 GLY C 63 REMARK 465 THR C 64 REMARK 465 VAL C 81 REMARK 465 GLN C 82 REMARK 465 ILE C 83 REMARK 465 PRO C 84 REMARK 465 GLN C 85 REMARK 465 ALA C 86 REMARK 465 GLU C 87 REMARK 465 ALA C 88 REMARK 465 LEU C 89 REMARK 465 LEU C 90 REMARK 465 HIS C 91 REMARK 465 ALA C 92 REMARK 465 ASP C 93 REMARK 465 SER C 94 REMARK 465 SER C 95 REMARK 465 GLY C 96 REMARK 465 LYS C 97 REMARK 465 TYR C 106 REMARK 465 PHE C 107 REMARK 465 LEU C 108 REMARK 465 GLN C 109 REMARK 465 MET C 110 REMARK 465 THR C 111 REMARK 465 GLU C 112 REMARK 465 THR C 113 REMARK 465 THR C 114 REMARK 465 VAL C 115 REMARK 465 LYS C 116 REMARK 465 THR C 117 REMARK 465 ALA C 118 REMARK 465 ALA C 119 REMARK 465 TRP C 120 REMARK 465 VAL C 137 REMARK 465 MET C 138 REMARK 465 LYS C 139 REMARK 465 THR C 140 REMARK 465 PRO C 141 REMARK 465 ARG C 142 REMARK 465 VAL C 143 REMARK 465 ALA C 144 REMARK 465 LYS C 145 REMARK 465 ASN C 146 REMARK 465 GLU C 147 REMARK 465 VAL C 148 REMARK 465 LEU C 149 REMARK 465 TRP C 150 REMARK 465 HIS C 151 REMARK 465 PRO C 152 REMARK 465 THR C 153 REMARK 465 LEU C 154 REMARK 465 ASN C 155 REMARK 465 LEU C 156 REMARK 465 PRO C 157 REMARK 465 LEU C 158 REMARK 465 SER C 159 REMARK 465 PRO C 160 REMARK 465 GLN C 161 REMARK 465 GLY C 162 REMARK 465 THR C 163 REMARK 465 VAL C 164 REMARK 465 ARG C 165 REMARK 465 THR C 166 REMARK 465 ALA C 167 REMARK 465 ALA C 196 REMARK 465 PRO C 197 REMARK 465 GLY C 198 REMARK 465 LEU C 199 REMARK 465 ASP C 200 REMARK 465 GLY C 223 REMARK 465 GLN C 224 REMARK 465 GLU C 235 REMARK 465 PRO C 236 REMARK 465 ALA C 237 REMARK 465 GLN C 238 REMARK 465 LEU C 239 REMARK 465 GLY C 240 REMARK 465 MET C 241 REMARK 465 ALA C 290 REMARK 465 ASN C 291 REMARK 465 GLU C 292 REMARK 465 ALA C 293 REMARK 465 LEU C 294 REMARK 465 LEU C 295 REMARK 465 GLU C 318 REMARK 465 LEU C 319 REMARK 465 GLY C 320 REMARK 465 GLY C 321 REMARK 465 GLY C 353 REMARK 465 SER C 354 REMARK 465 ALA C 355 REMARK 465 GLY C 356 REMARK 465 GLN C 377 REMARK 465 VAL C 378 REMARK 465 VAL C 379 REMARK 465 PRO C 380 REMARK 465 PRO C 381 REMARK 465 GLU C 382 REMARK 465 ARG C 383 REMARK 465 ARG C 384 REMARK 465 PHE D 7 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 ARG A 17 CG CD NE CZ NH1 NH2 REMARK 470 GLU A 19 CG CD OE1 OE2 REMARK 470 GLU A 128 CG CD OE1 OE2 REMARK 470 GLN A 226 CG CD OE1 NE2 REMARK 470 GLU A 232 CG CD OE1 OE2 REMARK 470 GLU B 16 CG CD OE1 OE2 REMARK 470 LYS B 75 CG CD CE NZ REMARK 470 ASP C 17 CG OD1 OD2 REMARK 470 ASP C 68 CG OD1 OD2 REMARK 470 ASP C 69 CG OD1 OD2 REMARK 470 GLU C 98 CG CD OE1 OE2 REMARK 470 ARG C 105 CG CD NE CZ NH1 NH2 REMARK 470 LYS C 230 CG CD CE NZ REMARK 470 GLN C 270 CG CD OE1 NE2 REMARK 470 GLU C 317 CG CD OE1 OE2 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 ASP A 30 -10.04 74.32 REMARK 500 GLN A 180 31.70 -95.71 REMARK 500 ASP B 59 7.16 -69.44 REMARK 500 PRO C 307 -162.32 -72.68 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-45360 RELATED DB: EMDB REMARK 900 CRYO-EM STRUCTURE OF TAP BINDING PROTEIN RELATED (TAPBPR) IN REMARK 900 COMPLEX WITH HLA-A*02:01 BOUND TO A SUBOPTIMAL PEPTIDE. DBREF 9C96 A 1 276 UNP Q8WLS4 Q8WLS4_HUMAN 25 300 DBREF 9C96 B 1 98 UNP P61769 B2MG_HUMAN 21 118 DBREF 9C96 C 1 384 UNP Q9BX59 TPSNR_HUMAN 22 405 DBREF 9C96 D 1 7 PDB 9C96 9C96 1 7 SEQADV 9C96 MET A 0 UNP Q8WLS4 INITIATING METHIONINE SEQADV 9C96 CYS A 120 UNP Q8WLS4 GLY 144 ENGINEERED MUTATION SEQADV 9C96 CYS B 31 UNP P61769 HIS 51 ENGINEERED MUTATION SEQADV 9C96 VAL C 21 UNP Q9BX59 ALA 42 VARIANT SEQADV 9C96 SER C 94 UNP Q9BX59 CYS 115 ENGINEERED MUTATION SEQADV 9C96 PHE C 104 UNP Q9BX59 SER 125 ENGINEERED MUTATION SEQADV 9C96 VAL C 125 UNP Q9BX59 MET 146 VARIANT SEQADV 9C96 ALA C 144 UNP Q9BX59 THR 165 VARIANT SEQADV 9C96 VAL C 148 UNP Q9BX59 ALA 169 VARIANT SEQADV 9C96 LEU C 211 UNP Q9BX59 LYS 232 ENGINEERED MUTATION SEQADV 9C96 GLN C 270 UNP Q9BX59 ARG 291 ENGINEERED MUTATION SEQRES 1 A 277 MET GLY SER HIS SER MET ARG TYR PHE PHE THR SER VAL SEQRES 2 A 277 SER ARG PRO GLY ARG GLY GLU PRO ARG PHE ILE ALA VAL SEQRES 3 A 277 GLY TYR VAL ASP ASP THR GLN PHE VAL ARG PHE ASP SER SEQRES 4 A 277 ASP ALA ALA SER GLN ARG MET GLU PRO ARG ALA PRO TRP SEQRES 5 A 277 ILE GLU GLN GLU GLY PRO GLU TYR TRP ASP GLY GLU THR SEQRES 6 A 277 ARG LYS VAL LYS ALA HIS SER GLN THR HIS ARG VAL ASP SEQRES 7 A 277 LEU GLY THR LEU ARG GLY TYR TYR ASN GLN SER GLU ALA SEQRES 8 A 277 GLY SER HIS THR VAL GLN ARG MET TYR GLY CYS ASP VAL SEQRES 9 A 277 GLY SER ASP TRP ARG PHE LEU ARG GLY TYR HIS GLN TYR SEQRES 10 A 277 ALA TYR ASP CYS LYS ASP TYR ILE ALA LEU LYS GLU ASP SEQRES 11 A 277 LEU ARG SER TRP THR ALA ALA ASP MET ALA ALA GLN THR SEQRES 12 A 277 THR LYS HIS LYS TRP GLU ALA ALA HIS VAL ALA GLU GLN SEQRES 13 A 277 LEU ARG ALA TYR LEU GLU GLY THR CYS VAL GLU TRP LEU SEQRES 14 A 277 ARG ARG TYR LEU GLU ASN GLY LYS GLU THR LEU GLN ARG SEQRES 15 A 277 THR ASP ALA PRO LYS THR HIS MET THR HIS HIS ALA VAL SEQRES 16 A 277 SER ASP HIS GLU ALA THR LEU ARG CYS TRP ALA LEU SER SEQRES 17 A 277 PHE TYR PRO ALA GLU ILE THR LEU THR TRP GLN ARG ASP SEQRES 18 A 277 GLY GLU ASP GLN THR GLN ASP THR GLU LEU VAL GLU THR SEQRES 19 A 277 ARG PRO ALA GLY ASP GLY THR PHE GLN LYS TRP ALA ALA SEQRES 20 A 277 VAL VAL VAL PRO SER GLY GLN GLU GLN ARG TYR THR CYS SEQRES 21 A 277 HIS VAL GLN HIS GLU GLY LEU PRO LYS PRO LEU THR LEU SEQRES 22 A 277 ARG TRP GLU PRO SEQRES 1 B 98 ILE GLN ARG THR PRO LYS ILE GLN VAL TYR SER ARG HIS SEQRES 2 B 98 PRO ALA GLU ASN GLY LYS SER ASN PHE LEU ASN CYS TYR SEQRES 3 B 98 VAL SER GLY PHE CYS PRO SER ASP ILE GLU VAL ASP LEU SEQRES 4 B 98 LEU LYS ASN GLY GLU ARG ILE GLU LYS VAL GLU HIS SER SEQRES 5 B 98 ASP LEU SER PHE SER LYS ASP TRP SER PHE TYR LEU LEU SEQRES 6 B 98 TYR TYR THR GLU PHE THR PRO THR GLU LYS ASP GLU TYR SEQRES 7 B 98 ALA CYS ARG VAL ASN HIS VAL THR LEU SER GLN PRO LYS SEQRES 8 B 98 ILE VAL LYS TRP ASP ARG ASP SEQRES 1 C 384 LYS PRO HIS PRO ALA GLU GLY GLN TRP ARG ALA VAL ASP SEQRES 2 C 384 VAL VAL LEU ASP CYS PHE LEU VAL LYS ASP GLY ALA HIS SEQRES 3 C 384 ARG GLY ALA LEU ALA SER SER GLU ASP ARG ALA ARG ALA SEQRES 4 C 384 SER LEU VAL LEU LYS GLN VAL PRO VAL LEU ASP ASP GLY SEQRES 5 C 384 SER LEU GLU ASP PHE THR ASP PHE GLN GLY GLY THR LEU SEQRES 6 C 384 ALA GLN ASP ASP PRO PRO ILE ILE PHE GLU ALA SER VAL SEQRES 7 C 384 ASP LEU VAL GLN ILE PRO GLN ALA GLU ALA LEU LEU HIS SEQRES 8 C 384 ALA ASP SER SER GLY LYS GLU VAL THR CYS GLU ILE PHE SEQRES 9 C 384 ARG TYR PHE LEU GLN MET THR GLU THR THR VAL LYS THR SEQRES 10 C 384 ALA ALA TRP PHE MET ALA ASN VAL GLN VAL SER GLY GLY SEQRES 11 C 384 GLY PRO SER ILE SER LEU VAL MET LYS THR PRO ARG VAL SEQRES 12 C 384 ALA LYS ASN GLU VAL LEU TRP HIS PRO THR LEU ASN LEU SEQRES 13 C 384 PRO LEU SER PRO GLN GLY THR VAL ARG THR ALA VAL GLU SEQRES 14 C 384 PHE GLN VAL MET THR GLN THR GLN SER LEU SER PHE LEU SEQRES 15 C 384 LEU GLY SER SER ALA SER LEU ASP CYS GLY PHE SER MET SEQRES 16 C 384 ALA PRO GLY LEU ASP LEU ILE SER VAL GLU TRP ARG LEU SEQRES 17 C 384 GLN HIS LEU GLY ARG GLY GLN LEU VAL TYR SER TRP THR SEQRES 18 C 384 ALA GLY GLN GLY GLN ALA VAL ARG LYS GLY ALA THR LEU SEQRES 19 C 384 GLU PRO ALA GLN LEU GLY MET ALA ARG ASP ALA SER LEU SEQRES 20 C 384 THR LEU PRO GLY LEU THR ILE GLN ASP GLU GLY THR TYR SEQRES 21 C 384 ILE CYS GLN ILE THR THR SER LEU TYR GLN ALA GLN GLN SEQRES 22 C 384 ILE ILE GLN LEU ASN ILE GLN ALA SER PRO LYS VAL ARG SEQRES 23 C 384 LEU SER LEU ALA ASN GLU ALA LEU LEU PRO THR LEU ILE SEQRES 24 C 384 CYS ASP ILE ALA GLY TYR TYR PRO LEU ASP VAL VAL VAL SEQRES 25 C 384 THR TRP THR ARG GLU GLU LEU GLY GLY SER PRO ALA GLN SEQRES 26 C 384 VAL SER GLY ALA SER PHE SER SER LEU ARG GLN SER VAL SEQRES 27 C 384 ALA GLY THR TYR SER ILE SER SER SER LEU THR ALA GLU SEQRES 28 C 384 PRO GLY SER ALA GLY ALA THR TYR THR CYS GLN VAL THR SEQRES 29 C 384 HIS ILE SER LEU GLU GLU PRO LEU GLY ALA SER THR GLN SEQRES 30 C 384 VAL VAL PRO PRO GLU ARG ARG SEQRES 1 D 7 LYS ILE LEU GLY PHE VAL PHE HELIX 1 AA1 GLY A 56 THR A 73 1 18 HELIX 2 AA2 ASP A 137 ALA A 139 5 3 HELIX 3 AA3 ALA A 140 HIS A 151 1 12 HELIX 4 AA4 HIS A 151 GLY A 175 1 25 HELIX 5 AA5 THR C 253 GLU C 257 5 5 SHEET 1 AA1 8 GLU A 46 PRO A 47 0 SHEET 2 AA1 8 THR A 31 ASP A 37 -1 N ARG A 35 O GLU A 46 SHEET 3 AA1 8 ARG A 21 VAL A 28 -1 N ALA A 24 O PHE A 36 SHEET 4 AA1 8 SER A 4 VAL A 12 -1 N ARG A 6 O TYR A 27 SHEET 5 AA1 8 THR A 94 VAL A 103 -1 O TYR A 99 N TYR A 7 SHEET 6 AA1 8 PHE A 109 TYR A 118 -1 O LEU A 110 N ASP A 102 SHEET 7 AA1 8 LYS A 121 LEU A 126 -1 O LYS A 121 N TYR A 118 SHEET 8 AA1 8 TRP A 133 ALA A 135 -1 O THR A 134 N ALA A 125 SHEET 1 AA2 8 LYS A 186 HIS A 192 0 SHEET 2 AA2 8 ALA A 199 PHE A 208 -1 O ARG A 202 N THR A 190 SHEET 3 AA2 8 PHE A 241 VAL A 249 -1 O VAL A 249 N ALA A 199 SHEET 4 AA2 8 THR A 228 LEU A 230 -1 N GLU A 229 O ALA A 246 SHEET 5 AA2 8 ARG C 335 SER C 337 -1 O GLN C 336 N LEU A 230 SHEET 6 AA2 8 TYR C 342 THR C 349 -1 O SER C 343 N ARG C 335 SHEET 7 AA2 8 THR C 297 TYR C 305 -1 N LEU C 298 O LEU C 348 SHEET 8 AA2 8 LYS C 284 SER C 288 -1 N SER C 288 O ILE C 299 SHEET 1 AA3 6 ARG A 234 PRO A 235 0 SHEET 2 AA3 6 PHE A 241 VAL A 249 -1 O GLN A 242 N ARG A 234 SHEET 3 AA3 6 THR A 228 LEU A 230 -1 N GLU A 229 O ALA A 246 SHEET 4 AA3 6 ARG C 335 SER C 337 -1 O GLN C 336 N LEU A 230 SHEET 5 AA3 6 TYR C 342 THR C 349 -1 O SER C 343 N ARG C 335 SHEET 6 AA3 6 SER C 330 PHE C 331 -1 N SER C 330 O SER C 347 SHEET 1 AA4 4 GLU A 222 ASP A 223 0 SHEET 2 AA4 4 THR A 214 ARG A 219 -1 N ARG A 219 O GLU A 222 SHEET 3 AA4 4 TYR A 257 GLN A 262 -1 O HIS A 260 N THR A 216 SHEET 4 AA4 4 LEU A 270 LEU A 272 -1 O LEU A 270 N VAL A 261 SHEET 1 AA5 4 LYS B 6 SER B 11 0 SHEET 2 AA5 4 ASN B 21 PHE B 30 -1 O SER B 28 N LYS B 6 SHEET 3 AA5 4 PHE B 62 TYR B 67 -1 O LEU B 64 N VAL B 27 SHEET 4 AA5 4 SER B 55 PHE B 56 -1 N SER B 55 O TYR B 63 SHEET 1 AA6 4 GLU B 50 HIS B 51 0 SHEET 2 AA6 4 PHE B 62 TYR B 67 -1 O TYR B 67 N GLU B 50 SHEET 3 AA6 4 ASN B 21 PHE B 30 -1 N VAL B 27 O LEU B 64 SHEET 4 AA6 4 GLU B 69 PHE B 70 -1 O PHE B 70 N ASN B 21 SHEET 1 AA7 4 GLU B 44 ARG B 45 0 SHEET 2 AA7 4 VAL B 37 LYS B 41 -1 N LYS B 41 O GLU B 44 SHEET 3 AA7 4 TYR B 78 VAL B 82 -1 O ARG B 81 N ASP B 38 SHEET 4 AA7 4 LYS B 91 LYS B 94 -1 O LYS B 91 N VAL B 82 SHEET 1 AA8 9 ALA C 66 GLN C 67 0 SHEET 2 AA8 9 ALA C 37 VAL C 42 1 N VAL C 42 O ALA C 66 SHEET 3 AA8 9 LEU C 16 LEU C 20 -1 N LEU C 16 O LEU C 41 SHEET 4 AA8 9 VAL C 99 PHE C 104 1 O ILE C 103 N PHE C 19 SHEET 5 AA8 9 MET C 122 VAL C 127 -1 O ASN C 124 N GLU C 102 SHEET 6 AA8 9 SER C 133 SER C 135 -1 O ILE C 134 N ALA C 123 SHEET 7 AA8 9 PHE C 170 MET C 173 -1 O VAL C 172 N SER C 133 SHEET 8 AA8 9 GLY C 192 SER C 194 -1 O GLY C 192 N MET C 173 SHEET 9 AA8 9 ARG C 243 ASP C 244 -1 O ARG C 243 N PHE C 193 SHEET 1 AA9 5 SER C 178 LEU C 182 0 SHEET 2 AA9 5 ILE C 274 GLN C 280 1 O GLN C 276 N LEU C 179 SHEET 3 AA9 5 GLY C 258 THR C 265 -1 N TYR C 260 O ILE C 275 SHEET 4 AA9 5 SER C 203 HIS C 210 -1 N GLN C 209 O THR C 259 SHEET 5 AA9 5 ARG C 213 THR C 221 -1 O GLN C 215 N LEU C 208 SHEET 1 AB1 2 ALA C 187 SER C 188 0 SHEET 2 AB1 2 THR C 248 LEU C 249 -1 O LEU C 249 N ALA C 187 SHEET 1 AB2 4 ALA C 324 VAL C 326 0 SHEET 2 AB2 4 VAL C 311 GLU C 317 -1 N ARG C 316 O ALA C 324 SHEET 3 AB2 4 THR C 358 THR C 364 -1 O GLN C 362 N THR C 313 SHEET 4 AB2 4 LEU C 372 SER C 375 -1 O LEU C 372 N VAL C 363 SSBOND 1 CYS A 101 CYS A 164 1555 1555 2.04 SSBOND 2 CYS A 120 CYS B 31 1555 1555 2.02 SSBOND 3 CYS A 203 CYS A 259 1555 1555 2.04 SSBOND 4 CYS B 25 CYS B 80 1555 1555 2.03 SSBOND 5 CYS C 18 CYS C 101 1555 1555 2.03 SSBOND 6 CYS C 191 CYS C 262 1555 1555 2.03 SSBOND 7 CYS C 300 CYS C 361 1555 1555 2.04 CISPEP 1 TYR A 209 PRO A 210 0 1.87 CISPEP 2 CYS B 31 PRO B 32 0 3.22 CISPEP 3 TYR C 306 PRO C 307 0 -0.17 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 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 TER 2087 TRP A 274 TER 2897 ASP B 98 TER 4643 THR C 376 TER 4691 VAL D 6 CONECT 700 1214 CONECT 866 2332 CONECT 1214 700 CONECT 1538 1958 CONECT 1958 1538 CONECT 2286 2741 CONECT 2332 866 CONECT 2741 2286 CONECT 2923 3143 CONECT 3143 2923 CONECT 3463 3897 CONECT 3897 3463 CONECT 4143 4532 CONECT 4532 4143 MASTER 322 0 0 5 58 0 0 6 4687 4 14 61 END